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 FMP G3 Rear Receiver Section - SURPLUS
FMP HK CONTRACT
$24.95H&K G3 Complete Parkerized Rear Receiver Section without Rear Sight - SURPLUS UNIT CONDITION WILL VARY Steel rear receiver section manufactured by FMP on HK tooling. Does not include the rear sight. Compatible with: HK G3, HK91 In-spec...HKP-22375$24.95 -
HK MP5 Selector Lever Extension - Used
H&K Heckler & Koch
$24.95H&K MP5 Safety Selector Lever Extension - Used Used factory original HK MP5 safety selector lever extension in good condition. This part affixes to the safety selector lever to extend the safety lever for easier actuation. This is a used part,...HKP-99317$24.95 -
HK91, G3 Sniper Trigger Group - AC Unity Grip
H&K Heckler & Koch
$699.95H&K HK91, G3 Sniper Trigger Group with AC Unity Grip The G3, HK91 match trigger group paired with the AC Unity PSG1 style sniper grip is an outstanding choice for anyone looking to create a tactical and visually impressive build. With its robust...HKP-22252$699.95 -
On Sale
HK G36 Magazine - 30 Round - LEO Marked - USED - BLEMISHED
H&K Heckler & Koch
Now: $119.95Was: $195.99H&K G36 (5.56/.223) 30 Round Magazine - LEO Marked - USED - BLEMISHED BROKEN COUPLERS AND LUGS - VARYING CONDITION SHOWN - SOLD INDIVIDUALLY COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL...HKP-22212-BNow: $119.95Was: $195.99 -
HK416, MR556 Charging Handle - E2
H&K Heckler & Koch
$153.95Heckler and Koch E2 Charging Handle for HK416, MR556 Factory HK charging handles for the MR556, HK416 platform. The standard MR556 charging handle allows the release latch to be configured on either the right or left side for user preference. The HK E2...HKP-22021$153.95 -
On Sale
HK MP5, SP5 Trigger Group - Single Stage - SSTG
Magpul
Now: $499.95Was: $639.95SSTG Magpul trigger group The Single Stage Trigger Group is a blend between the past and future. The trigger pack begins life as a factory German trigger pack before being professionally converted into a semi-auto trigger pack. After the conversion, each...HKP-21261Now: $499.95Was: $639.95 -
On Sale
HK MR556 Rail System - 10" - M-LOK
KDG Kinetic Development Group
Now: $279.95Was: $374.95KDG HK MR556 10" M-LOK Rail System Direct-mount rail system designed to replace the factory HK MR556 handguard. Features a continuous monolithic Picatinny rail at the 12 o’clock position and M-LOK mounting slots at the 3, 6, and 9 o’clock...HKP-19246Now: $279.95Was: $374.95 -
HK G36C, SL8 Flash Hider - 4 Prong - Threaded 15x1 RH
GSG9
$86.95GSG9 4 Prong Flash Hider - 15x1 RH Finest quality 4-prong flash hider that is threaded 15x1 right-hand twist (factory HK thread pitch). Perfect for the SL8, G36C, or other type of HK conversion. It also counts as one US-made part for 922R compliance...HKP-00631$86.95 -
Keymount Muzzle Brake - Threaded 5/8x24
Wasatch Arms
$89.95Wasatch Arms Keymount Muzzle Brake - Threaded 5/8x24 The Wasatch Arms keymount brake is compatible with the Dead Air keymount system. The brake has no outisde flats, so there is no need for timing shims or crush washers...HKP-20298$89.95 -
Procomp AR Rifles Muzzle Brake - 7.62x51 / .308 - Threaded 5/8x24 RH
Surefire
$95.00Surefire Procomp AR Rifles (7.62x51/.308) Muzzle Brake - Threaded 5/8x24 RH The SureFire PROCOMP muzzle brake is designed for AR10/LR308 rifles and variants with 5/8x24 muzzle threads. It significantly reduces recoil impulse and features neutral porting...HKP-19486$95.00 -
HK417, MR762 Bolt Carrier
H&K Heckler & Koch
$519.95H&K HK MR762 Bolt Carrier New HK German production. Compatible With: HK MR762A1, A4 HK 417HKP-16626$519.95 -
HK417, MR762 Handguard Pin - Grooved
H&K Heckler & Koch
$11.95H&K HK MR762, 417 Handguard Grooved Pin Hechler & Koch grooved pin for HK MR762 and HK 417 handguards. Compatible With: HK MR762 HK417HKP-16822$11.95