UMP / USC Series
Choose from an expansive selection of HK UMP and USC parts, such as HK UMP Barrels and HK USC Stocks, crafted for those who value reliability and performance. Upgrade with HK USC Handguards and HK UMP Triggers, and experience the difference in quality and craftsmanship.
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
-
HK UMP, USC Sling Pin, Stock Block B
HKP HK Parts
$49.95HKP HK UMP/USC (.40 S&W/.45 ACP/9mm) Stock Block B Sling Pin The original thumb screw version for all stock block B's.$49.95 -
HK UMP 2 Position Complete Lower
H&K Heckler & Koch
$579.95New HK German 2 Position Lower Complete New German Heckler & Koch UMP Lower. 2 position settings (S,F). Each lower comes complete with all the factory internals. This item is ideal for the USC to UMP conversion or to keep as a spare. Compatible...$579.95 -
HK UMP Bolt Carrier Guide
H&K Heckler & Koch
$12.95HK German All Steel UMP Carrier Guide This is the steel piece the guides the UMP bolt carrier. Compatible With: All HK UMP lowers$12.95 -
HK UMP Barrel - 9mm - Threaded with 3 Lug
Michaels Machines
$549.95HK UMP 9mm Barrel - Threaded - 3-Lug Specifications: 3Lug Threaded Compatible With: UMP 9mm$549.95 -
Out Of Stock
M-LOK - Key Mod Universal Rail - 7 Slots
Strike Industries
$25.95Strike Industries M-LOK & Key Mod Universal Rail - 7 Slots Strike Industries LINK attachment system takes the age old question Key-Mod vs. M-LOK and came up with the ultimate solution, a dual interface design compatible with both M-LOK and Key-Mod,...$25.95 -
Picatinny Optic Mount - 39mm - Skeleton Mount - Aimpoint ACRO
B&T Brugger & Thomet
$150.00B&T 39mm QD Skeleton Mount for Aimpoint ACRO The B&T QD "Skeleton" mount for Aimpoint® Acro offers a 39mm elevated profile for improved sight alignment, ideal for night vision setups requiring clearance over forward-mounted IR devices. Its...$150.00 -
B&T Unigrip Fixed With Storage Compartment - FDE
B&T Brugger & Thomet
$69.95B&T Vertical Grip - Fixed Style With Storage Compartment - TAN Swiss made B&T vertical for-end grip for picatinny. Made of tan polymer and includes a water tight storage compartment in the bottom of the grip. Will fit all mil-spec picatinny rails...$69.95 -
On Sale
Picatinny Riser Mount - Super Slim - 4 Slots - BLEMISHED
Other
Now: $26.21Was: $49.95Super Slim Picatinny Riser Mount - 4 Slots - BLEMISHED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. The slim Picatinny riser mount is offered in two clamp...Now: $26.21Was: $49.95 -
Picatinny Sight Mount - RMR, Holosun
HKP HK Parts
$97.95HKP HK MP5/K RMR / Holosun Picatinny Sight Mount The HKP HK MP5/K RMR / Holosun Picatinny sight mount offers a secure, low-profile platform for RMR and Holosun optics. Compatible with any firearm featuring a Picatinny rail. It ensures solid mounting,...$97.95 -
On Sale
HK UMP Thread Protector - 16x1 LH - Titanium
H&K Heckler & Koch
Now: $11.95Was: $23.95HKP .45 ACP Titanium Thread Protector - Threaded 16x1 LH US-made thread protector for firearms chambered in .45 ACP, threaded 16x1 left hand. Compatible With: HK UMP/USC HK45/HK45T HK45C/HK45CT HK USP 45/USPT 45 HK USPC 45/USPCT 45 B&T APC45 B&T...Now: $11.95Was: $23.95 -
Out Of Stock
B&T Vertical Fixed Unigrip
B&T Brugger & Thomet
$119.00B&T Vertical Fixed Unigrip Swiss made B&T vertical for-end grip for picatinny. Made of aluminum Will fit all mil-spec picatinny rails. Measures long. Specifications: Condition: Factory new Color: Black Material: Polymer/alloy$119.00 -
HK UMP/USC (.40 S&W/.45 ACP/9mm) Bolt Catch
H&K Heckler & Koch
$36.95HK UMP & USC Bolt Catch New HK German lower. Compatible With: HK UMP HK USC$36.95