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
HK P2000SK Barrel - .40 S&W - 3.89" - Threaded 14.5x1 LH
RCM
Now: $202.50Was: $225.00RCM HK P2000SK .40 S&W Barrel - Threaded 14.5x1 LHHKP-16943Now: $202.50Was: $225.00 -
On Sale
Thread Protector - .40 S&W - 9/16x24 RH
HKP HK Parts
Now: $7.46Was: $14.95HKP .40 S&W Thread Protector - Threaded 9/16x24 RHHKP-17032Now: $7.46Was: $14.95 -
On Sale
HK51, HK53 Barrel Extension - Fluted - Urbach Style - Threaded 15x1 RH
HKP HK Parts
Now: $62.21Was: $149.95HKP HK 53/51 (5.56/.223) Urbach Style 8 inch Fluted Barrel Extension - Threaded 15x1 RH This 8" long fluted barrel extension is designed to extend the overall length of a 51 or 53 barrel to meet the...HKP-17638Now: $62.21Was: $149.95 -
On Sale
HK91 Handguard - Carbine Length - KeyMod
AIM
Now: $36.71Was: $84.95AIM CARBINE LENGTH KeyMod HANDGUARD for HK91 This sleek streamlined design is an ultra-low-profile handguard with generous mounting space to accept all KeyMod accessories. Compatible With:HKP-18178Now: $36.71Was: $84.95 -
On Sale
HK MP5 Barrel Extension and Faux Suppressor - 3 Lug - .40 S&W, 10mm
HKP HK Parts
Now: $44.59Was: $69.95HKP MP5 40/10 Fake Suppressor/Barrel Extension - 3-Lug This fake suppressor is used as a barrel extension to bring your H&K MP5 40/10 8.85" barrel to legal conforming standards of 16" so you do not...HKP-00889Now: $44.59Was: $69.95 -
On Sale
HK MP5 Parts Kit - .40 S&W - Pistol Build
HKP HK Parts
Now: $1,267.78Was: $1,674.95MP5 .40 Pistol Build Kit Complete German & USA Made Parts MP5 .40 parts kit complete with all the parts needed for an MP5 semi-auto pistol. Each kit comes with all 6 of the needed US made compliance...HKP-18405Now: $1,267.78Was: $1,674.95 -
On Sale
AR-15 C.A.R.L. 6-Round Limiter Lever for FRTs
ST Inc
Now: $130.50Was: $145.00ST Inc. 6-Round C.A.R.L. Lever for AR-15 Rifles Equipped with AS Designs ARC-Fire and Atrius Trigger Systems The C.A.R.L. (Cam Activated Reset Limiter) is a drop-in FRT-piggy-back system that...HKP-22564Now: $130.50Was: $145.00 -
On Sale
HK MP5K End Cap with Swivel Attachment
MKE
Now: $62.96Was: $69.95MKE End Cap with Swivel Attachment for HK MP5K Durable factory-style end cap designed for MP5K platforms. Provides a secure sling mounting point for MP5K pistols. <HKP-22373Now: $62.96Was: $69.95 -
On Sale
HK MP5K Cocking Tube Support - Complete
MKE
Now: $43.97Was: $54.95MKE HK MP5K Cocking Tube Support Complete Complete assembly for proper alignment and reliable operation. Compatible With: Century AP5-P, AP5-M HHKP-22226Now: $43.97Was: $54.95 -
On Sale
HK VP9, VP40 Competition Magwell Extension - Purple - BLEMISHED
HKP HK Parts
Now: $52.46Was: $129.95HKP HK VP9, VP40 Competition Magwell Extension - Purple - BLEMISHED Our 2-piece, steel insert competition VP9/VP40 extended flared magwell is CNC made from heat treated 4140 billet nitrided steel...HKP-21079-PU-BNow: $52.46Was: $129.95 -
On Sale
CQT FX Simunition Conversion Kit for MP5 - 9mm Blue - USED
Simunition
Now: $202.46Was: $319.95CQT FX Simunition Conversion Kit for MP5 - 9mm - Blue - USED SHADES OF BLUE MAY VARYHKP-99054Now: $202.46Was: $319.95 -
On Sale
HK UMP 5 Prong Ported Flash Hider - 5/8x24
HKP HK Parts
Now: $57.34Was: $89.95HKP HK UMP 5 Prong Ported Flash Hider - 5/8x24 5-prong UMP ported flash hider designed for our new UMP 45 parts kit. Not only does it protect exposed threads, it also enhances the appearance of your...HKP-21569Now: $57.34Was: $89.95