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
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 -
On Sale
HK MP5SD, MP5K Locking Piece - 120 Degree - .40 S&W, 10mm
RCM
Now: $28.66Was: $44.95RCM HK MP5 & MP5K 40/10 SD 120 Degree Locking Piece Compatible With: MP5, MP5K MP5SDHKP-21524Now: $28.66Was: $44.95 -
On Sale
HK91, G3 Flash Hider for M.A.R.S Suppressor - Threaded 15x1 RH
B&T Brugger & Thomet
Now: $82.46Was: $109.95B&T Brugger and Thomet Flash Hider for M.A.R.S Suppressor, Threaded 15x1 RH for HK91 and HK G3 7.62x51 / .308 Specifications: Made in Switzerland Threaded 15x1 RHHKP-21518Now: $82.46Was: $109.95 -
On Sale
Bolt Knob - Acorn
Tactical Precision MFG
Now: $14.96Was: $37.99TPM Acorn Bolt Knob These bolt knobs can dress up any rifle with a 5/16×24 threaded bolt handle. Specifications: Dimensions:1.5″ x 7/8&PrimeHKP-20902Now: $14.96Was: $37.99 -
On Sale
Bolt Knob - Fluted - Titanium
Tactical Precision MFG
Now: $18.71Was: $48.99TPM - Fluted Bolt Knob - Titanium These bolt knobs can dress up any rifle with a 5/16×24 threaded bolt handle. Features:HKP-20769Now: $18.71Was: $48.99 -
On Sale
HK VP9, VP40 Compensator - Quick Detach - Blue - BLEMISHED
HKP HK Parts
Now: $59.96Was: $149.95Comp Weight™ - HK VP9 / VP40 Quick Detach Compensator - Blue - BLEMISHED Easy on, easy off- Quick Detach technology DOES NOT INCLUDE ALLEN WRENCH CHKP-18630-BNow: $59.96Was: $149.95