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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On Sale
HK91, G3, FMP Locking Piece - USED
H&K Heckler & Koch
Now: $6.70Was: $14.95Heckler and Koch Locking Piece for HK FMP HK91 and G3 - USED SOLD INDIVIDUALLY. USED PARTS ARE SOLD AS IS. THIS PART IS NOT ELIGIBLE FOHKP-16712-USEDNow: $6.70Was: $14.95 -
HK MP5, MP5K, HK416, MR556 Flash Hider - 1/2x28 - Taper Mount
JMAC Customs
$116.951/2x28 - Plan B Taper Mount Flash Hider for MP5, HK416, MR556, APC223 The 360HD is the latest evolution in JMac Custom's Recoil Reduction Device (RRD) family of muzzle brakes, designed to meet the...HKP-22408$116.95 -
M-LOK Angled Foregrip - Walnut
JMK
$43.95JMK Angled foregrip M-LOK - Walnut JMK's M-LOK covers feature an integrated hand stop to ensure a secure grip during use. They are an excellent choice for pairing with JMK M-LOK Covers, providing...HKP-22405-M$43.95 -
AP51 MOE PR Stock - PDW
Magpul
$249.95Magpul Century AP51 PDW MOE PR Stock Designed for the Century AP51 PDW platform, this adapter ensures a precise fit and solid lockup for stock installation. Built for durability and proper...HKP-22346$249.95 -
Century Arms AP51 Fixed Stock Backplate
HKP HK Parts / Heckler & Koch
$89.95H&K/HKP Century Arms AP51 Fixed Stock Backplate HKP's drop-in replacement backplate and recoil rod is expertly modified to fit the Century Arms AP51. Crafted to the precise length for optimal...HKP-22188$89.95 -
Out Of Stock
HK MP5 Buttstock Fork
H&K Heckler & Koch
$199.95H&K HK MP5/SP5 Stock Fork MP5 Replacement Stock Fork Section, expertly crafted in Germany. This robust fixed stock section boasts a classic forked design that guarantees exceptional shoulder support...HKP-22166$199.95 -
Out Of Stock
Picatinny Optic Mount - 52mm - Skeleton - Aimpoint ACRO
B&T Brugger & Thomet
$148.95B&T 52mm QD Skeleton Mount for Aimpoint ACRO The B&T QD Skeleton Mount for the Aimpoint ACRO offers a 52mm elevated profile for improved sight alignment. It is ideal for night vision setups that...HKP-21860$148.95 -
HK G36, SL8 Handguard Eye Bolt - Slings, Bipods
H&K Heckler & Koch
$79.95H&K HK G36/SL8 Sling/Bipod Eye Bolt Factory HK sling and bipod eye bolt for H&K G36 and SL8 rifle models. Steel construction with a durable black finish. Installs easily into the forward portion of...HKP-21654$79.95 -
On Sale
HK MP5, MP5K Optic Mount, Aimpoint ACRO - BLEMISHED
HKP HK Parts
Now: $63.08Was: $98.95HKP HK MP5/K Aimpoint ACRO P1 & P2 Sight - BLEMISHED INSTALLATION MARKINGS COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART...HKP-21229-BNow: $63.08Was: $98.95 -
Out Of StockOn Sale
HK MP5K Stock - KES - BLEMISHED
Safety Harbor Firearms
Now: $209.48Was: $279.99KES HK MP5K Buttstock - BLEMISHED ONLY 1 UNIT AVAILABLE - AS PICTURED INSTALLATION MARKINGS COSMETICALLY BLEMISHED PARTS AREHKP-21087-BNow: $209.48Was: $279.99 -
On Sale
HK MP5 Trigger Pack - Single Stage Semi-Auto - SEF
HKP HK Parts
Now: $286.84Was: $449.95HKP/H&K MP5 9mm Semi-Auto SEF Single Stage Trigger Pack This trigger pack starts as a factory F/A trigger pack before being converted into a semi-auto trigger pack and receiving single-stage trigger...HKP-21083Now: $286.84Was: $449.95 -
On Sale
Flash Hider .22 Cal - Titanium - Silver
Tactical Precision MFG
Now: $33.71Was: $88.99TPM Tactical Precision MFG Flash Hider .22 LR - Titanium This titanium tri-port muzzle brake reduces recoil, muzzle rise, and hides the flash. Dust does not kick up due to three offset front ports...HKP-20778Now: $33.71Was: $88.99