UMP / USC Series

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
  • New - HKP HK UMP G36 Curved Trigger - HKP-21126-M HK UMP, USC Curved Trigger
    Choose Options

    HK UMP, USC Curved Trigger

    HKP HK Parts

    $99.95
    HKP HK Parts HK UMP and USC - Curved Trigger With our new curved trigger, you will improve the aesthetics of your firearm. Our curved trigger has spaced-out serrations at the face of the trigger for a far superior grip. Each trigger counts as one...
    HKP-21126-M
    $99.95
    Choose Options
    Qty in Cart: 0
    Quantity:
    Price:
    $99.95
    Subtotal:
  • New - H&K UMP/G36 (.40 S&W/.45 ACP/9mm/5.56/.223) Trigger Spring - HKP-01864
    Add to Cart

    HK UMP, G36 Trigger Spring

    H&K Heckler & Koch

    $6.95
    H&K UMP/G36 (.40 S&W/.45 ACP/9mm/5.56/.223) Trigger Spring Trigger Spring For All HK UMP & G36 Lowers
    HKP-01864
    $6.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $6.95
    Subtotal:
  • New - HKP .45 ACP 5 Prong Flash Suppressor - Threaded 16x1 LH - HKP-02637 HK USP, HK45, UMP Flash Hider - .45 ACP - 5 Prong - Threaded 16x1 LH
    Add to Cart

    HK USP, HK45, UMP Flash Hider - .45 ACP - 5 Prong - Threaded 16x1 LH

    HKP HK Parts

    $99.95
    HK USP, UMP, HK45 Flash Hider - .45 ACP - 5 Prong - Threaded 16x1 LH 5 prong flash hider for .45 ACP firearms featuring a 16x1 LH threaded barrel.  No timing/shims necessary. Compatible With the Following Firearms Threaded 16x1 LH: HK UMP/USC HK45...
    HKP-02637
    $99.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $99.95
    Subtotal:
  • New - H&K USC/UMP (.40 S&W) Extractor - HKP-00264 HK USC, UMP Extractor - .40 S&W
    Add to Cart

    HK USC, UMP Extractor - .40 S&W

    H&K Heckler & Koch

    $54.95
    HK German UMP Or USC .40 Extractor New HK German factory OEM part. This is a high wear and replacement item as the .40 cal cartridge has a high impulse that results in an increased occurrence of this extractor wearing out and breakage. A must-have...
    HKP-00264
    $54.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $54.95
    Subtotal:
  • New - H&K UMP/USC (.40 S&W/.45 ACP/9mm) Rear Sight Complete - HKP-16634 HK UMP, USC Rear Sight, Complete
    Add to Cart

    HK UMP, USC Rear Sight, Complete

    H&K Heckler & Koch

    $45.95
    HK Heckler and Koch Complete Rear Sight for USC and UMP  Includes: Leaf spring  Rear sight  Compression spring for rear sight  Windage adjustment screw  Rear sight support  Compatible With: USC UMP
    HKP-16634
    $45.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $45.95
    Subtotal:
  • Out Of Stock
    New - H&K G36/UMP (.40 S&W/.45 ACP/9mm/5.56/.223) F/A Hammer - HKP-02308

    HK G36, UMP Hammer - Full Auto

    H&K Heckler & Koch

    $49.95
    G36 & HK UMP Hammer For Lower Or Trigger Group 
    HKP-02308
    $49.95
    Out Of Stock
    Qty in Cart: 0
    Quantity:
    Price:
    $49.95
    Subtotal:
  • Out Of Stock
    New - Universal Bore Cleaning Brush - 9mm/10mm/.40 S&W - HKP-00917 Barrel Bore Cleaning Brush - 9mm / 10mm / .40 S&W

    Barrel Bore Cleaning Brush - 9mm / 10mm / .40 S&W

    $13.95
    Universal Bore Cleaning Brush - 9mm/10mm/.40 S&W The HK combination brush was designed exclusively to clean the HK 9mm and 10mm fluted chamber and bore with one easy stroke. This brush has brass and stainless steel bristles. 
    HKP-00917
    $13.95
    Out Of Stock
    Qty in Cart: 0
    Quantity:
    Price:
    $13.95
    Subtotal:
  • New - H&K HK UMP/USC Rear Sight Support Roll Pin - HKP-02155
    Add to Cart

    HK UMP, USC Sight Support Roll Pin - Rear

    H&K Heckler & Koch

    $9.95
    HK UMP & USC Rear Sight Support Roll Pin This is the axle pin that holds the rear sight assembly to the rear sight housing of the receiver on the USC or UMP firearm.
    HKP-02155
    $9.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $9.95
    Subtotal:
  • Out Of Stock
    New - H&K 45mm Picatinny Rail Cover - Black - Universal - HKP-18857 Picatinny Rail Cover - 45mm

    Picatinny Rail Cover - 45mm

    H&K Heckler & Koch

    $14.95
    H&K 45mm Picatinny Rail Cover - Universal New factory HK rubberized picatinny rail cover. Specifications: Rail cover dimensions: 45x26x7 mm Compatible With: HK picatinny rails Other Picatinny railed applications
    HKP-18857
    $14.95
    Out Of Stock
    Qty in Cart: 0
    Quantity:
    Price:
    $14.95
    Subtotal:
  • New - H&K UMP/G36 (.40 S&W/.45 ACP/9mm/5.56/.223) Safety Selector Lever (0,1,F) - HKP-01889
    Add to Cart

    HK UMP, G36 Safety Selector Lever 0,1,F - 9mm, .40 S&W, .45 ACP, 5.56 / .223

    H&K Heckler & Koch

    $19.95
    HK UMP & G36 Left Side Safety Selector Lever With Axle - 3 Position Navy Compatible With All Navy 3 Position Lowers (0,1,F): HK UMP HK G36
    HKP-01889
    $19.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $19.95
    Subtotal:
  • On Sale
    New - Omega HK UMP .45 ACP Barrel - 3-Lug - HKP-21070 HK UMP Barrel - .45 ACP - 3 Lug Adapter
    Add to Cart

    HK UMP Barrel - .45 ACP - 3 Lug Adapter

    OMEGA

    Now: $344.95
    Was: $449.95
    Omega HK UMP .45 ACP Barrel - 3-Lug This is the newest barrel for the UMP to hit the market that will come with a removable 3-lug adapter. The 3-lug adapter will be the same spec as the MP5 3 lug, making your UMP more versatile when it comes down to...
    HKP-21070
    Now: $344.95
    Was: $449.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $344.95
    Was: $449.95
    Subtotal:
  • New - Michaels Machines USC to UMP Stock Block B w/Thumbscrew - HKP-20722 HK USC to UMP Stock Block B with Thumb Screw
    Add to Cart

    HK USC to UMP Stock Block B with Thumb Screw

    Michaels Machines

    $249.95
    Michaels Machines USC to UMP Stock Block B w/Thumbscrew For use with all HK UMP factory or US made folding stocks. Each unit comes with a thumbscrew on one end and a slotted section on the other end. This is a required part for the HK USC-UMP style...
    HKP-20722
    $249.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $249.95
    Subtotal:
  • Total: items /

Adding your products to cart