Hk ump lower. 20 posts · Joined 2021. #1 · Oct 6, 2021. I have looked on the forum for someone to do a trigger job on my USC to UMP conversion. I have seen mixed reviews lately regarding Bill Springfield's work and am wondering if anyone has sent a lower to him recently?

Apr 4, 2009 · Making preparations for my head first dive into HK products and wanted to get some opinions/discussion going on which is "better" for my USC/UMP .45 conversion. It's my understanding that the "grease gun" conversion allows 5 more rounds than the UMP since the grease gun mags hold 30, and also that the bolt hold open doesn't work when using the ...

Hk ump lower. Buy heckler & koch ump lower receiver 3 pos hk usc german 40 .45 9mm burst: GunBroker is the largest seller of Gun Parts Kits Gun Parts All: 1047666814 Advanced

Oct 3, 2012 · The conversion consists (primarily) of the UMP lower and stock block, plus the necessary 922r compliant parts (sear, trigger, mag kit, etc., etc.) given the "evil features" being added (pistol grip, etc.), and some milling work to the USC upper to open it up to accept the wider, double-stack UMP mags.

An MP5 straight magazine adapter in the UMP lower would be cool for multi-use but I don't think it could be done. Course in today's age...anything is possible. HK USC/UMP .45, Colt 6940 LE, Daewoo DR200, IMI Micro Uzi .45 & 9mm, Desert Eagle 44 Mag, Bren 10mm, MAC 10 SMG, SOCOM 16, HK SL6, HK P2A1,HK LONG GUN TALK. Help determining if this UMP conversion if worth it. Jump to Latest ...

Anyone got a UMP lower converted for a USC? Log in Register. What's new. Search ... HK Proshop : For the Heckler and Koch Enthusiast. Register a free account today to become a member! Once signed in, you'll be able to participate on this site by adding your own topics and posts, as well as connect with other members through your own private ...UMP Lower Receiver Broke. ... we are a forum dedicated to and laser-focused on Heckler & Koch firearms, Heckler & Koch accessories and the owners and enthusiasts that love them! Come join the discussion regarding HK pistols, long arms, NFA arms, HK accessories, HK history and trivia and more.HK UMP 4 or 3 position lower. Want to Buy. Leave A Review. Message Buyer. UMP07 (0.0) 0 reviews. Fremont, Ohio. Dec 27, 2021 (Edited Dec 28, 2021 ) …Want to stick with 9mm so am putting this up for sale. New TMP receiver with SBA brace and .45 HDPS short barrel. New lower. USC .45 internals. Also included HK UMP stock with USC barrel and HDPS faux suppressor and two US made mags. Price is shipped insured to your FFL. $2500 for pistol and brace set up and $300 for the rifle parts. vergoso_42.Anyone got a UMP lower converted for a USC? Log in Register. What's new. Search ... HK Proshop : For the Heckler and Koch Enthusiast. Register a free account today to become a member! Once signed in, you'll be able to participate on this site by adding your own topics and posts, as well as connect with other members through your own private ...UMP Paddle Magazine Release. This is a common repair and replacement part as they are easy to break on the UMP lower. Simple and easy to install with no gunsmith needed or required. Compatible with: UMP .45; UMP .40; UMP 9mm; Please note: This item is not for use on the HK USC - it only fits the HK UMP lowers.(RTTNews) - Hong Kong's current account surplus decreased considerably in the final quarter of 2022, figures from the Census and Statistics Depart... (RTTNews) - Hong Kong's curren...The following is a step by step process on how to perform this conversion. First of course, you will need to purchase an H&K USC-. Buy a UMP lower, stock, and a “stock block” which is a magnificent piece of machined aluminum made by HDPS-. Enlarge these hooks on the UMP lower with a round file to allow them to fit over the USC’s slightly ...

UMP Conversion Options $2,918.39 HK Factory FBI UMP Lower $399.95 HK Factory Demilitarized UMP Rear Upper $129.95 HK Factory UMP Folding Stock $143.00 HK UMP Folding Stock Pin - Swiss $14.95 HK UMP Locking Pin $29.95 HK UMP .45 ACP 25 Round Magazines (4) $368.00 HDPS US 922r Compliance Mag Kits (4) $79.80 HDPS US 922r Compliance Steel Trigger ...HK G36 / UMP Lower Index Plate. This is a factory German HK G36 / SL8 / UMP / USC lower index plate. This part is compatible with all G36 and UMP variants, including the Tommy Built Tactical T36. Condition: Used - Excellent. Stock Photo. Reward Points. 9.99 points will be rewarded to you when you buy this item.Mill 5 cooling vents. Stock ledge. Convert the UMP lower, inc. opening hooks. Mill UMP carrier to fit USC. Mill upper receiver magwell (to accept UMP mags) Add and fuse the demilled rear section and refinish receiver. Cut down barrel, thread to .528x28. Add NFA engraving. Add UMP markings.20 posts · Joined 2021. #1 · Sep 15, 2021. Prior to covid I was working on a USC to UMP conversion. I am seeing more and more HK USC rifles online and am going to pull the trigger. I am planning to send the rifle to Tommy Built Tactical for the conversion. I am working on ordering the parts know, but have a few questions I am hoping someone ...

The lower options for the USC/UMP conversion are basically; Stock UMP lower modified or after market lower ( grease gun kit ). Both allow you to insert a larger, high capacity magazine and require the mag well cut out, in the upper receiver ( detailed above ). The factory UMP lower will allow your gun to accept the HK UMP 25 and 30 round mags.

HK UMP 3 Position Lower Housing Grip Frame Trigger Group 0 1 F $ 649 00. Out of stock. HK UMP 4 Position Lower Housing Grip Frame Trigger Group 0 1 2 F $ 899 00. Sale! HK Sling For UMP G36 SL8 USC Etc Open Bag $ 35 00 Original price was: $35 00. $ 29 00 Current price is: $29 00. Sale!

NEW AND UPGRADED HDPS Faux Sound Suppressor for the Hk USC (Kit includes the Faux Sound Suppressor, lower rail and screws and instructions) Realistic looks of the real Sound Suppressor available for the Hk UMP's, integral one piece milled from a solid Aircraft Aluminum Grade cylinder, no parts to get loose, slip over 16″ barrel, comes with all hardware needed to fasten the FSS to the ...HK LONG GUN TALK. comparison pic of the hk ump conversion with kriss vector... 11398 Views 15 Replies 10 Participants Last post by GZire, Feb 21, 2012. C. chunglee Discussion starter · Feb 17, 2012. Add to quote; Share Only show this user ...H&K Heckler & Koch H&K UMP/USC (.40 S&W/.45 ACP/9mm) Bolt Catch Rating Required Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best)Add the stock hold open ledge. $75. Convert the UMP lower, including opening the hooks, filling the catch block, per ATF spec, and converting the fire control group or swapping in the USC controls. $75. Add UMP demilled rear section (must be four inches long) and refinish the receiver. $400. Add NFA engraving. $40.

Shawminator. 116 posts · Joined 2010. #5 · Jul 24, 2012. You cannot legally convert your USC/UMP conversion to anything but an SBR. Moreover, you can't convert a USC/UMP conversion to full automatic unless you are a Type 07/02 Manufacturer. The older registered sears found in most MP5 conversions won't work with the UMP.UMP Lower- Safe, Semi - 2 Position. New HK German UMP Safe, Semi FBI (0,1) Lower. New HK factory part is often used for the USC/UMP conversion. Rare & hard to find. This item is not an FFL item and is considered to be a part only. WARNING: This product can expose you to Lead, which is known to the State of California to cause cancer and birth ...UPC: 000000. $0.00. Add to Wish List. Description. Additional Information. HK German MP5 40 3 Position Navy Pictogram Lower Housing Clipped & Pinned For Use On A Semi Auto Receiver Shelf. For More Information On Our Clipping & Pinning See Our Services Section. We Offer The Best Clipping & Pinning Service In The Country.USC mags are ~ 1.63" deep by 0.780" wide. You can usually pick up the 10 round USC .45 round. mags for a decent price but 'decent' for HK mags is probably over the 40 dollar price for the Promags! If you can get the 20 round Promags to work I would definitely suggest going that way! Posted: 6/13/2012 7:16:32 PM EDT.FROST - Heckler und Koch UMP Patch and Replacer: FX0x01 Weapon Pack AMD Patch: Required for UMP file sight fix to work: Heckler Und Koch - UMP - Brazilian Portuguese Translation: 1.0: Heckler und Koch - UMP - Spanish: Requerido. Heckler und Koch - UMP - Traduzione Italiana: Heckler und Koch - UMP - Ukrainian Translation: Heckler und Koch - UMP ...HK Proshop : For the Heckler and Koch Enthusiast. Register a free account today to become a member! Once signed in, you'll be able to participate on this site by adding your own topics and posts, as well as connect with other members through your own private inbox! ... Best way to enlarge hooks on UMP Lower? Renegade; Nov 27, 2020; Replies 5 ...If you want an UMP just to have one for cool factor, I'd say find a .45 upper instead. From what I've seen in reviews, the UMP-9 is as bad as the Vector 9mm when it comes to jamming if not worse.Keep an eye out for them here UMP lower locking pin Also in a pinch, I recently purchased the locking pins for a G36 lower and they fit fine but are a tad short. They go all the way across the receiver flush with the hole. It wont clear the UMP receiver. Not ideal but "works" until LP become available again.Always loved them, finally snatched one up on gunbroker. Now, I just picked up a HK USC. Its awesome - except it need a folding stock. I've looked high and low for a Hera Arm FSC gen 2 - but everyone says they are sold out. I talked to Hera-usa and Hera-gmbh and their US distributor Lan World - they say they probably won't have new ones in the ...HK UMP 4 position lower. HK UMP 4 position lower (safe/semi/burst/full) Category: Parts. Related products. SL8/ACR Block with Eyelet/Thumbhole screws / Hardware to mount ACR Stock/ ACR Folding/Collapsible Stock; SL8/G36 Compliance parts in a Combo Kit; SL8 conversions; Product Search. Search for: Search.Ump conversion lower trigger housing question Jump to Latest Follow 1K views 7 replies 3 participants last post by Chachachanng Dec 13, 2021The USC uses steel-reinforced polymer receivers and is patterned after the HK UMP SMG, kind of resembling it in the same way that a Subway tuna sub resembles tuna. (Photo: Guns.com Warehouse) The ...8570 posts · Joined 2006. #2 · Apr 29, 2009. No, the way the lowers are designed, the 25 round magazines will only fit in the UMP lower. Which then requires the rest of the conversion. The only thing you could skip are the cooling slots which are mostly cosmetic anyways. The sides of the magwell on a USC lower dish inwards, those on a UMP ...HK UMP & USC Lower Axle Pin - US3 lower axle pins are used for each trigger group or lower all the same size with the exception of the mag release axle on the USC. HKP-19383 Out Of Stock. Quick view. H&K HK SL8, HK G36 Top Rail Screw. H&K Heckler & Koch $0.00. HK SL8 & G36 Top Rail Screw This rail screw is the standard length rail screw …I've been trying to find a UMP lower receiver, but no luck. I was wondering if anyone had one I could buy, or any leads on where to get one.The company will split into six separate entities which will be run under separate management and free to list independently....BABA Shares in Alibaba Group Holding HK:9988 and (BA...COMBO with FBI Style UMP lower. $ 2,275.00. ( (CONTACT ME VIA EMAIL TO PURCHASE IT)) With this combo set you have everything you need to legally convert your standard USC Thumbhole Stock and 10 rounds mag to UMP Pistol Grip and hi capacity mag. All HK German parts are new, the 3 U.S. HDPS made compliance parts are already installed (steel ...Buy heckler & koch ump lower receiver 3 pos hk usc german 40 .45 9mm burst: GunBroker is the largest seller of Gun Parts Kits Gun Parts All: 1047666814 AdvancedOct 29, 2023 · Lifetime Benefactor. 957. Location: Goodlettsville. Posted October 29, 2023. I bought this H&K USC 45acp last week. Got to reading and searching for some upgrades that I could do. I purchased a new Complete UMP Lower, Stock Block to add a Folding stock to it, XS Tritium Front Sight, and a few other things. 1.

1 day ago · HK UMP Lower - FBI - Semi Auto (0,1) Your Price: $489.99 In Stock . HK21 / HK23E Barrel Carrier - 17.7" Your Price: $649.99 In Stock . GSC Mailing List. Subscribe Unsubscribe Safe and Secure Checkout . Other Sites . Find Parts; New Releases; HK Parts; SIG Parts; AK Parts; Other Parts; Mags; Gear; Manuals; Damaged Parts; Deals; Gifts ...The newly released Omega Gideon Shadow (GS) Receiver. This allows you to build your UMP Kit into a recoil operated, closed bolt, lightweight, durable and easy to maintain semi auto pistol. Each receiver covers 3 of the most popular calibers in 9mm, .40 and .45 respectively. The end user can simply swap the barrel, bolt and magazine and the end ...Hey guys probably a dumb question but how come you can't use the fa internals in a UMP lower in a USC conversion? It can't go fa without the receiver cut right? So why not just leave the internals alone? I know. Probably a dumb question. It's just been bugging me.Add the stock hold open ledge. $75. Convert the UMP lower, including opening the hooks, filling the catch block, per ATF spec, and converting the fire control group or swapping in the USC controls. $75. Add UMP demilled rear section (must be four inches long) and refinish the receiver. $400. Add NFA engraving. $40.Keep the bottom ends pointing down, or towards the rear of the pack. Push the hammer down, and install the pin. Then AFTER the hammer is in place, take a punch and push the ends of the spring forward. They just slide up the little ramps on the hooks and then drop into place. For the locking lever springs, put the right spring into place, but ...HKP-17919. UPC: $24.95. Add to Wish List. Description. Additional Information. UMP Paddle Magazine Release - Extended Billeted alloy UMP magazine release. This is a very common repair & replacement part as they are fairly easy to break on the UMP lower. With this new metal mag release you get more surface area as well as a much more durable part.Dec 13, 2020 · HK UMP. Tags part pin ump 45. Jump to ... Keep an eye out for them here UMP lower locking pin Also in a pinch, I recently purchased the locking pins for a G36 lower and they fit fine but are a tad short. They go all the way across the receiver flush with the hole. It wont clear the UMP receiver. Not ideal but "works" until LP become available ...so I have an hk ump lower and a U.S. made magazine. Issue is when magazine is inserted onto lower it locks into place now when I attach the lower to the Gideon upper then insert the magazine it does not want to seat and lock in place unless I really push up in the mag to lock.

UMP HDPS 7.87″ THREADED .578×28 RH STAINLESS STEEL FINISHED IN CERAKOTE BARREL for HK UMP AND USC (Compliance Part) $ 365.00; FN PS90 SBR $ 2,850.00; Heckler & Koch H&K MP5 MP-5 SD .22 Long Rifle HV Semi Auto Carbine *NEW* $ 529.00; Heckler and Koch MP5 30 Round Magazine – Genuine Made in Germany – MP5, SP5, MP5K, SP5K, SP89 $ 78.95UMP Receiver Options. Hi all. I am trying to figure out the differences between Omega and Tommybuilt UMP receivers. I have heard a lot of good and bad about the Omegas, and a lot of good about the Tommybuilts. Most of the bad on the Omegas seem to be from 2-3 years ago though, and if I understand it, they have changed the receiver since then.HK LONG GUN TALK. 45 USC plus 45 UMP kit equals? Jump to Latest ...Decrease Quantity of HKP HK UMP/USC (.40 S&W/.45 ACP/9mm) Enhanced Top Receiver Rail Increase Quantity of HKP HK UMP/USC (.40 S&W/.45 ACP/9mm) Enhanced Top Receiver Rail. Price: ... H&K HK MR556/MR762 Front Lower Receiver Locking Pin. H&K Heckler & Koch. $59.95 HK MR556 Locking Pin With Spring Loaded Detent This part is the front (large ...Decrease Quantity of H&K HK UMP 2 Position Complete Lower - Black Increase Quantity of H&K HK UMP 2 Position Complete Lower - Black. Price: $0.00. Subtotal: Out Of Stock. Add to Cart Compare. Quick view. H&K UMP (.40 S&W) Magazine Follower. H&K Heckler & Koch $9.95. HK UMP 30 Round Magzine Follower .40 S&W ...Navy UMP lower on Gunbroker $259. ... we are a forum dedicated to and laser-focused on Heckler & Koch firearms, Heckler & Koch accessories and the owners and enthusiasts that love them! Come join the discussion regarding HK pistols, long arms, NFA arms, HK accessories, HK history and trivia and more.HK UMP 3-Pos NAVY Lower. SOLD . Jump to Latest Follow 1K views 3 replies 4 participants last post by TofuRobot Aug 22, 2021. holshot36 Discussion starter 2097 posts · Joined 2009 Add to quote; Only show this user #1 · Aug 20, 2021. Factory HK UMP 3-Pos NAVY Lower (NIB) & complete as pictured ...After the conversion from USC to UMP, now the rifle is considered an HK UMP 45, therefore this would be the model I use? 2. Is the OAL people have use in doing SBR for this 27.17" with a barrel length of 7.87"? ... The whole thing is really silly. I could finish a 80% lower and then make it a SBR without having to designate a model at all. In ...Add to Cart. New. UMP Complete Locking Pin. $29.95. Add to Cart. 70 Items. 1 of 3. Blue Ridge Supplies is a HK Authorized Premium Dealer. We carry whole line of HK-USA products, including Pistols, Rifles, Parts and accessories.The Heckler & Koch UMP ( Universale Maschinenpistole, German for "Universal Machine Pistol") is a submachine gun developed and manufactured by Heckler & Koch. Heckler & Koch developed the UMP as a lighter and cheaper successor to the MP5, though both remain in production. [4] The UMP has been adopted for use by various countries including ...Hi all, I have read a bunch of old threads regarding rails, and people really like HDPS' UMP rails. Is there a decent comparison vs HK factory rails? I guess it's price vs "HK authenticity" mainly, with HDPS getting a leg up on its "no sharp edges" feature. (I don't know why I'm asking this...HK German SEF SEMI .308 Clipped & Pinned Trigger Group. H&K Heckler & Koch. $549.95. HKP-00210.PARTS- HK UMP lower, HK UMP folding stock, HK Folding stock axle pin, HK UMP buffer, HK USC internals *, HDPS stock block B with steel screws, U.S. UMP 25 rds magazines, (the 3 U.S. required compliance parts are included) ... SERVICE INCLUDED- Fill and Mill auto sear area, make UMP lower compatible with USC upper, replace all UMP parts with USC ...THIS SERVICE INCLUDES: Milling the forward barrel cooling vents in the USC receiver to match the venting of the UMP. Milling the magazine well of the USC to accept the larger UMP magazine. Dying of the gray polymer, USC to the dark black HK color. Milling of the forward receiver hooks on the UMP lower to accept the USC upper.The pic of the UMP conversion in your original post (6th pic) is actually a fuse job done by TBostic. He remarked the receiver to HK UMP so the imprinting may look more like the real UMP (different from actual USC markings). By remark, I meant the white mark on the selector.4552 posts · Joined 2006. #3 · Jan 2, 2010. I believe all of the .40 cal and 9mm UMP conversions use a milled down full auto UMP bolt since HK doesn't make a USC-type semi bolt in those calibers. The caliber conversions are the main reason people use a UMP bolt in a USC. Do you even HK, Bro? Like.HK UMP & USC Lower Axle Pin - US3 lower axle pins are used for each trigger group or lower all the same size with the exception of the mag release axle on the USC. HKP-19383 $9.95. Add to Cart Compare Quick view. Qty in Cart: 0. Quantity: Decrease Quantity of H&K HK UMP, HK ...

UMP - 2 Position Lower Grip Frame. New UMP Lower. 2 position settings (S,F). Perfect for all your own internals. This item is ideal for the USC to UMP conversion or to keep as a spare. Each lower fits & works with the 45, 40 & 9mm calibers using UMP magazines. UMP .45. UMP .40. UMP 9mm. USC conversions (NFA rules apply)

Heckler & Koch HK UMP 3 Position Full-Auto Complete Lower Fire Control Group $ 1,000. 00 $ 900. 00. Manufacturer: Heckler & Koch. Heckler & Koch HK UMP 3 Position Full-Auto Complete Lower Fire Control Group quantity. Add to cart. Add to Wishlist. Compare. SKU: 76457a5b9bcd Category: Parts Tag: Parts Product ID: 2178.

HDPS UMP Flanged barrel 7.87″ for Heckler and Koch UMP and USC Stainless Steel with Cerakote finish(U.S. compliance part) $ 350.00; UMP/USC Long Top Rail and 2 Low Profile Screws , NO sharp edges $ 40.00; HK G-36 / SL8-1 / UMP .45 / USC.45 SLING $ 35.50; UMP/USC Short Front Rail and 2 Low Profile Screws NO sharp edges $ 30.00; Sale!Oct 3, 2012 · The conversion consists (primarily) of the UMP lower and stock block, plus the necessary 922r compliant parts (sear, trigger, mag kit, etc., etc.) given the "evil features" being added (pistol grip, etc.), and some milling work to the USC upper to open it up to accept the wider, double-stack UMP mags.HK UMP .45 FBI LOWERS. HK UMP .45 FBI LOWERS- Complete with all internals, are new and genuine HK, you can also use them with the USC semi parts, just remove the full auto parts and replace with semi parts …HK UMP .45 FBI LOWERS. HK UMP .45 FBI LOWERS- Complete with all internals, are new and genuine HK, you can also use them with the USC semi parts, just remove the full auto parts and replace with semi parts …6 days ago · UMP/USC Long Top Rail and 2 Low Profile Screws $ 40.00; HDPS Faux Sound Suppressor for the Hk USC $ 165.00; Sale! STOCK BLOCK “B” For your Hk USC to Hk UMP conversion (Eyelet and Thumb Screws) $ 195.00 Original price was: $195.00. $ 185.00 Current price is: $185.00. UMP/USC Short Front Rail and 2 Low Profile Screws $ …The lower options for the USC/UMP conversion are basically; Stock UMP lower modified or after market lower ( grease gun kit ). Both allow you to insert a larger, high capacity magazine and require the mag well cut out, in the upper receiver ( detailed above ). The factory UMP lower will allow your gun to accept the HK UMP 25 and 30 round mags.The following is a step by step process on how to perform this conversion. First of course, you will need to purchase an H&K USC-. Buy a UMP lower, stock, and a “stock block” which is a magnificent piece of machined aluminum made by HDPS-. Enlarge these hooks on the UMP lower with a round file to allow them to fit over the USC’s slightly ...

houses for rent in beech grove on craigslisttaking out the trash nyt crosswordnj transit bus schedule 159 pdfqr 778 flight status Hk ump lower buchheit's in herculaneum [email protected] & Mobile Support 1-888-750-4309 Domestic Sales 1-800-221-6509 International Sales 1-800-241-5844 Packages 1-800-800-8986 Representatives 1-800-323-5963 Assistance 1-404-209-5386. New German Heckler & Koch UMP Navy Lower. 3 position settings (0, 1, Full) each lower comes complete with all the factory internals. This item is ideal for the USC to UMP …. woodworker express discount code The HK UMP is freely configurable with regard to its features. The optional equipment portfolio ranges from the classic skeleton buttstock to the use of tactical helmet buttstock variants. The UMP is available as a semi-automatic or fully automatic submachine gun. Individual trigger group combinations can easily be realised due to the modular ...HK Proshop : For the Heckler and Koch Enthusiast. Register a free account today to become a member! Once signed in, you'll be able to participate on this site by adding your own topics and posts, as well as connect with other members through your own private inbox! ... Best way to enlarge hooks on UMP Lower? Renegade; Nov 27, 2020; Replies 5 ... midway usa free shippingcraigslist toyota avalon for sale UMP Receiver Options. Hi all. I am trying to figure out the differences between Omega and Tommybuilt UMP receivers. I have heard a lot of good and bad about the Omegas, and a lot of good about the Tommybuilts. Most of the bad on the Omegas seem to be from 2-3 years ago though, and if I understand it, they have changed the receiver since then. los charros rushville menu44 mag buffalo bore New Customers Can Take an Extra 30% off. There are a wide variety of options. New HK German 4 Position (0,1,2,Full) Burst Lower. Fits All HK UMP's. This item can be adapted for use on the USC-UMP Conversion if the F/A internals are removed & the USC (semi-auto) internals are installed. This item is a very popular item for the USC/UMP Conversion as it will provide you the look & feel of the factory lower but only allow ...Actually created in 1999 (the original posts from the first database were lost), we are a forum dedicated to and laser-focused on Heckler & Koch firearms, Heckler & Koch accessories and the owners and enthusiasts that love them! Come join the discussion regarding HK pistols, long arms, NFA arms, HK accessories, HK history and trivia and more.The UMP 45 silencer from B&T was designed to handle high volumes of fire for automatic use, but still remain light enough to be maneuverable and not interfere with the handling of the host firearm. With 45 ACP being inherently subsonic, the UMP 45 and silencer is a match made in heaven. MODEL : SD-217831-US. FEATURES. WHAT'S INCLUDED.