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 USP, Mark 23 Magazine Extension Kit - .45 - +7
HKP HK Parts
$38.22 - $59.95HKP HK USP .45/MK23 - Magazine Extension Kit +7 HKP highly recommends using a magazine loader when loading ammunition into our extended magazines due to increased spring tension versus factory...HKP-21513-M$38.22 - $59.95 -
On Sale
HK MP5, HK94 Folding Stock
Choate
Now: $197.96Was: $219.95Choate Folding Stock for HK MP5 and HK94 Each stock features the same quick open steel housing and folding arm found on all HK stock offerings. Each stock is backed by the manufacturer's lifetime...HKP-00171Now: $197.96Was: $219.95 -
On Sale
HK91, G3, PTR Trunnion
RCM
Now: $63.71Was: $74.95RCM Trunnion For The HK91/G3 Series - US Made This part is machined from ordnance grade 9310 enhanced steel and heat treated to exact HK specifications. This item is the best USA-made trunnion on the...HKP-01289Now: $63.71Was: $74.95 -
On Sale
HK MP5KSD, SP89 Barrel Shroud - Enhanced
HKP HK Parts
Now: $76.47Was: $119.95HK Parts MP5K SD Barrel Shroud For SP89 and MP5K Conversion Our MP5K SD shroud is a the best option for those who want to build a custom MP5K SD model. Made in the USA.HKP-00849Now: $76.47Was: $119.95 -
On Sale
HK MP5 Optic Mount - Raised - Picatinny
HKP HK Parts
$86.03 - $134.95HKP HK MP5 Raised Picatinny Optic Mount The HKP raised Picatinny optic mount was engineered for maximum versatility. Unlike other optic mounts with an absolute or lower third cowitness, our mount...HKP-21819-M$86.03 - $134.95 -
On Sale
HK UMP, B&T APC Folding Brace
SB Tactical
Now: $63.97Was: $79.95SB Tactical Folding Brace for HK UMP, Omega, and B&T APC SB tactical folding brace for the HK UMP, Omega UMP, and B&T APC platforms. Compatible With:HKP-18258Now: $63.97Was: $79.95 -
On Sale
Century Arms AP5-M, AP5-P Sling - Complete
MKE
Now: $18.71Was: $34.99MKE AP5-P Sling Complete Factory-original sling designed for Century Arms AP5-M and AP5-P pistols. Will work with HK SP5 or SP5k and any other in-spec pistol with sling hook attachment points...HKP-21186Now: $18.71Was: $34.99 -
On Sale
HK SP5K Grip Module - SL
Magpul
$197.96 - $215.96Magpul HK SP5K SL Grip Module HK Parts brings a solution for those wanting to upgrade to the Magpul SL grip. This is a perfect option for those wanting improved ergonomics and a modern aesthetic...HKP-20945-M$197.96 - $215.96 -
On Sale
HK MP5, HK94 Trigger Group - 9mm - 2 Position Navy Housing 0,1 - Safe, Semi Only
HKP HK Parts / Heckler & Koch
Now: $584.96Was: $649.95HKP MP5 & HK94 9mm Trigger Group 2 Position Navy Housing 0,1 - Safe, Semi Only A lower cost alternative to the hard-to-find German HK FBI or 0,1 ambidextrous trigger groups. Now, for the first time,...HKP-17238Now: $584.96Was: $649.95 -
On Sale
HK MP5 A2 Buttstock - .22 LR
HKP HK Parts / Heckler & Koch
$161.96 - $179.95HKP and Heckler and Koch .22 LR A2 Stock for HK MP5 Upgrade your HK MP5 .22 rifle with the precision-engineered A2 fixed stock from Heckler and Koch and HK Parts. Designed specifically for the .22...HKP-21937-M$161.96 - $179.95 -
On Sale
FS1913 Stabilizing Brace - Folding
SB Tactical
Now: $234.90Was: $260.99SB Tactical FS1913 Folding Pistol Stabilizing Brace A low-profile, left side-folding, strut design compatible with all platforms utilizing an M1913 interface at the rear of the receiver. The FS1913...HKP-19132Now: $234.90Was: $260.99 -
On Sale
HK P2000SK Magazine - 9 Round - .40 S&W & .357 Sig
H&K Heckler & Koch
Now: $29.96Was: $49.00HK P2000SK 9 Round Magazine - .40 S&W and .357 Sig This magazine holds 9 rounds of .40 S&W ammunition with a flat floorplate. Great magazine for concealed carry use. Compatible With:HKP-02489Now: $29.96Was: $49.00