Labor Day Sale
The HK Parts Labor Day Sale is live. Save up to 20% on select HK firearm parts, magazines, accessories, upgrades, and products from top brands. Get free shipping on qualifying orders of $250 or more. Limited quantities are available.
Free shipping applies to qualifying orders with a subtotal of $250 or more. All orders receiving free shipping will be shipped via USPS Standard. Exclusions may apply.
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On Sale
HK416, HK MR556 M-LOK Handguard with Overgrip - 11" - Coyote Tan
B&T Brugger & Thomet
Now: $187.46Was: $365.00B&T M-LOK Handguard for HK416/MR556, 11" with "Overgrip" Free-Cut on the Top Rail B&T's one-piece 11" M-LOK handguard for HK416 and MR556 rifles. The handguard is an easy to install, direct...HKP-20401Now: $187.46Was: $365.00 -
On Sale
HK VP9SK Grip Wrap for Medium Backstraps - Granulate
Talon Grip
Now: $12.74Was: $19.99TALON Grip - H&K VP9SK - Granulate Black - Medium Backstrap TALON grips are textured, stick-on gun grips that help you get a secure hold on your firearm improving performance, safety, and confidence...HKP-20234Now: $12.74Was: $19.99 -
On Sale
HK21 Bolt Carrier - Stripped - Incomplete
FMP HK CONTRACT
Now: $449.96Was: $499.95FMP HK 21 Stripped Bolt Carrier New old stock stripped HK21 FMP Full auto bolt carrier. Missing the catch lever assembly (see pictures). May have storage marks or light rust on the unfinished bottom...HKP-20034Now: $449.96Was: $499.95 -
On Sale
HK VP9, P30 UMH3 Holster - Paddle - Universal RH
UM Tactical
Now: $37.46Was: $65.00UM Tactical UMH3 Paddle RH Holster Right-handed, paddle holster for pistols equipped with the UM Tactical UM3 sight mount (Not included). Unlike conventional holsters, UM Tactical's UMH3 UnivHKP-17016Now: $37.46Was: $65.00 -
On Sale
HK G36, SL8 Optic Mount, Carry Handles
B&T Brugger & Thomet
Now: $125.96Was: $139.95B&T HK G36/SL8 Optic Mounting Rail B&T optic mounting rail for HK G36, SL8 HK carry handles, Spanish Military version. Specifications: Height: 23.7 mmHKP-16867Now: $125.96Was: $139.95 -
On Sale
HK91, G3 Bolt Head - Stripped
Now: $87.26Was: $96.95New US Made Bolt Head- Incomplete: CNC machined from HK blueprints to precise tolerances that use the proper steel and heat-treat processes. You WILL NOT find a better quality offering of HK Parts...HKP-16636Now: $87.26Was: $96.95 -
On Sale
HK MP5K, AP5-P End Cap - Incomplete
MKE
Now: $25.16Was: $27.95MKE MP5K, AP5-P - Incomplete MKE manufactured replacement end cap. This end cap does not include the buffer, hardware, or sling swivel. Compatible With: HK MP5KHKP-22472Now: $25.16Was: $27.95 -
On Sale
HK G3, HK417, HK33, HK53, HK93 Flash Hider - 5/8x24 - Plan B Taper Mount
JMAC Customs
Now: $105.26Was: $116.955/8x24 - Plan B Taper Mount Flash Hider for HK G3, HK417, HK33, HK53, HK93 The 360HD is the latest evolution in JMac Custom's Recoil Reduction Device (RRD) family of muzzle brakes, designed to meet...HKP-22412Now: $105.26Was: $116.95 -
On Sale
HK MP5K Folding Stock with Adapter - .40 S&W, 10mm
HKP HK Parts
Now: $152.97Was: $239.95HKP HK MP5K .40,10mm Folding Stock with Adapter Genuine H&K UMP folding stock completely assembled with the HK Parts stock adapter. CNC machined aircraft grade aluminum with QD sling attachment point...HKP-21893Now: $152.97Was: $239.95 -
On Sale
HK MP5K Stock or Brace Adapter - .40 S&W, 10mm - Picatinny Rail
HKP HK Parts
Now: $82.84Was: $129.95HKP HK Parts Picatinny Rail Brace and Stock Adapter for HK MP5K .40, 10 Open your MP5K up to a vast range of brace and stock options with our Picatinny rail stock adapter. Designed specifically for...HKP-21833Now: $82.84Was: $129.95 -
On Sale
HK416, MR556 Facemount KeyMount (KeyMicro) - 360HD 1/2-28 FD
JMAC Customs
Now: $112.46Was: $124.95JMac Customs 360HD 1/2-28 FD Facemount KeyMount (KeyMicro) The JMac Customs 360HD is a high-performance muzzle device designed for superior durability, recoil mitigation, and compatibility with...HKP-21825Now: $112.46Was: $124.95 -
On Sale
HK MP5 Barrel - .40 S&W - 8.85" - Threaded 14x.75 with 3 Lug
RCM
Now: $251.96Was: $279.95RCM HK MP5 .40 S&W Barrel - Threaded 14x.75 - 3-Lug This is the ultimate US-made barrel for any new or conversion build for the MP5 .40 cal. Crafted from top-grade CHF 41v40 material, it’s machined...HKP-21582Now: $251.96Was: $279.95