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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HK21, FMP21 T-Rail Set
HKP HK Parts
$119.95HKP HK 21 (7.62x51/.308) Factory Style T-Rail Set HKP HK21 US made rails for all HK21 and FMP21 builds. Our steel T-rails incorporate an updated radius to address a weak link in previous iterations.HKP-21457$119.95 -
Bolt Head Locking Roller +5 - 8.05mm - New
HKP HK Parts
$8.99Roller +5 - New - 8.05mm HK Parts Standard (8.05 mm) locking roller, The proper roller size is essential for proper bolt gap. US Manufacture. Please Note: The price listed is per roller. Order 2...HKP-19440$8.99 -
HK91, G3 Telescopic Stock
MKE
$349.95MKE Telescopic Stock for HK G3 and HK91 The MKE telescopic G3 stock is an easy-to-install replacement stock system for HK G3-style firearms. The simple lock/release system is easy to operate,...HKP-21182$349.95 -
Out Of Stock
HK MP5SD Locking Piece #5 - 120 Degree - 9mm
RCM
$34.95MP5SD 120 Degree Locking Piece - US This locking piece is a US made version of the factory German MP5SD 120 degree locking piece. This was the German locking piece that was marked #5 when HK Germany...HKP-16715$34.95 -
HK Rifle Cleaning Kit - Universal - Used
H&K Heckler & Koch
$4.95Original German Army Issue HK91, G3, PTR Cleaning Kit - Surplus Includes: Brass brush Oil brush Oil tube HandHKP-15612$4.95 -
Out Of Stock
HK MP5 Handguard - Tri-Rail
MI Midwest Industries
$169.95MI HK MP5 Tri-Rail Handguard Features: Professional grade one-piece designHKP-21485$169.95
HK MP5SD Barrel - 9mm - 5.74" - Threaded 18x1
RCM
$199.95RCM HK MP5SD 9mm Barrel - Threaded 18x1 RCM HK Style MP5 SD Barrel. Specifications: Made In The USAHKP-02118$199.95
HK MP5K, SP5K, SP89 Handguard with Handstop - SL
Magpul
$47.45Magpul HK MP5K, HK SP5K, HK SP89 SL Handguard TheHKP-19310$47.45Out Of Stock
HK416, MR556 Recoil Buffer - Tungsten
H&K Heckler & Koch
$97.95Heckler and Koch Tungsten Recoil Buffer for HK MR556 and HK416 The proprietary tungsten HK-manufactured buffer is one of the reasons why the HK 416 and MR556 are as reliable as they are. This is the...HKP-00041$97.95Out Of Stock
HK MP5, MP5K, APC Flash Hider - 3 Lug - Quick Detach - 9mm
B&T Brugger & Thomet
$135.00B&T HK MP5/MP5K 9mm Flash Hider - 3-Lug - Quick Detach This flash hider slips over the end of the 3-lug barrel and with a light push and a 1/4 turn the flash hider attaches to the end of the tri-lug...HKP-16902$135.00
HK MP5, HK94, SP89, SP5K Magazine - 9mm - 10 Round
H&K Heckler & Koch
$89.95H&K MP5/MP5K/SP5K 10 Round Magazine: Heckler & Koch factory fresh magazine from this current year's production. Mags hold 10 rounds only so this is ideal for restricted states or for those that want...HKP-17872$89.95Out Of Stock
HK416, MR556 Ejection Port Cover - FDE
H&K Heckler & Koch
$59.95Heckler and Koch German HK 416, MR556 Ejection Port Cover In FDE HK manufactured newer polymer style cover assembly found on the latest HK 416 and HK MR556's. This item can also be used on other AR15...HKP-18062$59.95