HDPS HK UMP 45 ACP 8 Inch Barrel - Flanged. HDPS UMP barrels are perfect for the USC to UMP conversions and for a replacement UMP .45 barrel. Each barrel is an exact reproduction with all HK German specs. As a bonus, this item counts as 1 of the 3 needed US 922r compliant parts for a USC-UMP conversion. Specifications:

The UMP has an 8 inch barrel topped with iron sights and an optics rail and it also has a G36 inspired folding stock. The UMP45, as its name implies, is chambered in .45ACP and feeds from polymer double-stack, double-feed detachable box magazines.

HDPS HK UMP 45 ACP 8 Inch Barrel - Flanged HDPS UMP barrels are perfect for the USC to UMP conversions and for a replacement UMP .45 barrel. Each barrel is an exact reproduction with all HK German specs.

Jan 31, 2012 · HKPRO is a forum community dedicated to Heckler and Koch enthusiasts. Come join the discussion about HK pistols and rifles, optics, hunting, gunsmithing, styles, reviews, accessories, and more! Years ago, I had my USC converted to a UMP. At the time, there were no aftermarket barrels made for them.

HK USC 45 cut down and threaded, factory HK barrel. 8″ OAL, .578 x 28 standard thread, with thread protector. Take off barrel in like new condition.

HK UMP & USC 45 ACP 8" Threaded Barrel. HDPS UMP barrels are perfect for the USC to UMP conversions and a replacement UMP .45 barrel. They are considered by many to be the finest US-made barrel available. This barrel is the same length as a factory HK UMP barrel, but it's threaded 16x1 LH with an overall factory-correct length of 7.87 inches.

Mar 5, 2021 · The product you want is this one Barrel - .45 8 Inch - Threaded 16 X 1 LH - UMP, USC - HKParts but it's out of stock right now, but they do come in. They are available from HDPS directly here: UMP HDPS 7.87″ Threaded M16x1 LH Barrel – Hk UMP and USC | Homeland Defense Police Supply

Jun 17, 2024 · I have a USC/UMP conversion that still retains the original 16-in USC barrel. I'd like to do an SBR conversion, but I'm uncertain about what barrel length. I know HDPS sells 8-inch barrels, but I've been wondering if perhaps a slightly longer barrel would obtain better ballistics from the .45 ACP.

HK UMP 45 ACP 8 Inch Barrel- Flanged. HDPS UMP barrels are perfect for the USC to UMP conversions and for a replacement UMP .45 barrel.

Nov 10, 2022 · Up for sale is a lightly used HK UMP45 8 inch barrel. It is threaded 16x1 LH and includes thread protector. This is a high quality U.S. made barrel (HKParts) and is in excellent condition with very few rounds down the pipe. Free shipping to your front door.