HK Rifle / SMG Parts
Elevate Your HK Rifle with Premium Parts – MP5, HK416, SP5, and More!
Enhance your HK rifle with top-notch parts and accessories. From HK MP5 and HK MP5K to HK SP5 and HK UMP or HK USC, we offer a vast selection. Discover high-quality magazines, binary triggers, stocks, grips, barrels, handguards, sights, and more for your firearm. Whether you own an HK416, HK SP5K, HK G36, or HK MP5 22, we have the Heckler and Koch rifle parts you've been looking for. Shop now to upgrade your rifle to perfection.
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HK MP5 to AR Stock and Adapter
HKP HK Parts
$229.95HKP MP5 to AR Adapter & Stock Complete Each AR stock, brace adapter is made from a solid billet of CNC machined aircraft grade aluminum. Properly buffered with factory correct H buffers to protect your expensive firearm. This is the finest AR stock...HKP-17119$229.95 -
Out Of Stock
HK MP5 Trigger Housing - Navy 3 Position 0,1,F Pictogram - Push Pin
H&K Heckler & Koch
$324.95Heckler and Koch 3 Position 0,1,F Pictogram Navy Housing - Push Pin for HK MP5 This H&K grip housing is designed for MP5 models with push pin type receivers. Featuring the iconic Navy housing and 3 position pictogram 0,1,F, this housing provides...HKP-16065$324.95 -
Picatinny Optic Mount Shield - ACRO P2, C2 - S.W.O.R.D.S
Frost Defense
$239.95Aimpoint ACRO P-2, C-2 Optic Mount - S.W.O.R.D.S - Picatinny Mount The S.W.O.R.D.S Enhanced optic shield designed for Aimpoint ACRO P2/C2 red dot sights. This patent-pending mount system provides robust glare and impact protection by surrounding the...HKP-22341-M$239.95 -
HK MP5K to G3 Stock or Brace Adapter
HKP HK Parts
$113.95HKP HK MP5K to G3 Brace/Stock Adapter The MP5K/G3 adapter enables seamless compatibility between MP5K firearms and G3-style stocks. Designed for a secure and sturdy connection, it's an excellent upgrade for those looking to customize or swap...HKP-21853$113.95 -
HK91, G3 Tactical Handguard - Low Profile
PTR
$109.95PTR HK 91/G3 (7.62x51/.308) Tactical Forearm - Low Profile Made from aircraft-grade aluminum, rock-solid, and lightweight. This forearm allows you to add up to 3 rails on your firearm. That includes the left, right, as well as bottom sides, with the...HKP-21806-M$109.95 -
On Sale
HK MP5K Stock with Direct Fit Adapter
Magpul
Now: $149.95Was: $199.95Magpul HK MP5K Stock with Direct Fit Adapter MP5K DT Magpul stock ready to drop in on any in-spec MP5K receiver or clone. We take our AR MP5K Adapter and attach it onto a mil-spec buffer tube. We then drop it on to the new Magpul DT Carbine stock. This...HKP-21412-MNow: $149.95Was: $199.95 -
On Sale
Muzzle Brake - .22 Full Port - Titanium
Tactical Precision MFG
Now: $42.95Was: $84.99Full Port Muzzle Brake - .22 Cal - 1/2x28 This titanium muzzle brake is designed by a master gunsmith and is one of the best and lightest on the market. The spiral port outlets along with the parabolic internal taper significantly reduces recoil while...HKP-20771Now: $42.95Was: $84.99 -
HK G36, G36K Folding Stock - FDE
HKP HK Parts
$109.95Folding Stock - HK G36, G36K - Full Length Stock HK G36 10.5" Stock complete for G36 firearms. The G36/G36K stock is the longest stock option for the G36 family of firearms. For those that would like a shorter stock to choose the G36C length stock. Each...HKP-19298$109.95 -
HK416, MR223 Handguard - 11" - M-LOK
B&T Brugger & Thomet
$279.95B&T Brugger and Thomet 11" M-LOK Handguard for HK416 and HK MR223 B&T's one-piece 11-inch M-LOK handguard for the Heckler & Koch HK416 and civilian equivalent MR223 is an amazing improvement for the combat value of these rifles. A...HKP-20402$279.95 -
HK Barrel Bore Cleaner - 7.62 / .308
Other
$7.95Outers Barrel .308/7.62 Bore Cleaner From the makers of the BoreSnake. Features: Fast, quality bore cleaning system Size stamped on brass weight Washable Make your day shooting end easily with the Outers Barrel badger Bore Cleaner. With a few passes,...HKP-19921$7.95 -
HK G36, SL8 Red Dot Kit - Dual Optics
H&K Heckler & Koch
$899.95HK G36, SL8 Red Dot - Brand new HK German OEM Factory HK G36/SL8 top red dot. brand new with factory battery installed. This can be used to replace worn or broke dual optics as well as it could be made to fit as a stand alone optic with a little...HKP-19552$899.95 -
Bore Boss Pull-Through Bore Cleaner - .40 S&W / .41
Real Avid
$10.95Real Avid Bore Boss Pull-Through Bore Cleaner - .40/.41 From the barrel of innovation comes the ultra-compact Bore Boss, the first-ever self-storing, easy-feeding, clean-pulling, field-ready, hassle-free, pure-genius bore cleaner. The single-piece cable...HKP-19411$10.95