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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HK33, HK53, HK93 Firing Pin
H&K Heckler & Koch
$79.95H&K 93, 53, & 33 (5.56/.223) Firing Pin This is the factory-correct HK German firing pin and is a great replacement part. This is also a great upgrade for your HK 223.556 clones. This part is no longer available from HK as this part is out of...HKP-00192$79.95 -
HK91, G3 Trunnion - Used
H&K Heckler & Koch
$39.95HK German HK G3 & HK 91 Trunnion - Used These trunnions are from demilled G3 parts kits and will have leftover receivers and barrel stubs installed along with factory barrel pins. Please note the picture shows one with the demilled parts removed...HKP-00718$39.95 -
On Sale
HK93 Wide Handguard - Short
AC-Unity
Now: $59.95Was: $78.95AC-Unity HK93 Wide Handguard - Short AC-Unity wide/short handguard, specifically designed for the HK33, HK93,HK34 and G3K. This handguard is also the perfect fit for PTR rifles utilizing the shorter HK93 length handguards. The perfect option to match up...HKP-21638Now: $59.95Was: $78.95 -
HK90 Series S1 Curved Trigger - Skeletonized
HKP HK Parts
$68.95HKP 90 Series S1 Curved Trigger - Skeletonized - USA The HK Parts Skeletonized S1 curved 90 series trigger is expertly engineered for exceptional performance and reliability. It fits all 0, 1, SEF, and Navy style trigger packs effortlessly. Due to its...HKP-22180-M$68.95 -
PTR Spike Front Sight - Gen 2 - Luminescent Green
Blitzkrieg Components
$87.95Blitzkrieg PTR Spike Front Sight Gen 2 - Luminescent Green The Blitzkrieg Gen 2 HK-style front sight brings a modernized approach to this classic sighting system. Designed with a distinctive spike-tipped post and a vibrant Tritium dot paired with a Lumi...HKP-21106$87.95 -
HK UMP 30 Round .40 Magazine - LEO Marked
H&K Heckler & Koch
$64.9530 Round Magazine - LEO Marked - Used - UMP .40 S/W Each 30 round magazine will fit all HK UMP .40 caliber carbines, SMG's as well as the USC-UMP .40 caliber conversions. Used in good condition. The perfect option for those that like to collect LEO...HKP-20651$64.95 -
HK MP5K, SP89, SP5K Mounting Arm, Tailhook Mod 1
Gear Head Works
$204.95Gear Head Works HK MP5K, HK SP5K Tailhook Mounting Arm Want the look of the original MP5k-PDW but without the stamp. Now you can have not only the look, but the same quality and operation in a pistol brace as the real stock. We teamed up with the...HKP-19135$204.95 -
HK91, G3 Extended Carbine Length Handguard - M-LOK
AIM
$119.95HK G3 EXTENDED CARBINE LENGTH HANDGUARD- M-LOK The most innovative and modular HK variant handguard on the market, our M-LOK HK forend can be used with all modern and traditional shooting techniques. CNC machined aluminum construction makes for a solid,...HKP-18172$119.95 -
HK91, G3, PTR Magazine - 5 Round - Used
H&K Heckler & Koch
$59.95German 5 Round Steel Magazine - G3, 91, CETME .308 - Like New Compatible With: HK G3, 91, PTR HK CETME, Clone or other custom builds HK PSG-1 HK MSG-90 HK 11HKP-18924$59.95 -
HK91, G3, PTR Magazine - 20 Round - Steel - Like New
Rheinmetall
$28.95Rheinmetall HK G3, HK91, and PTR91 20 Round Steel Magazine - Like New Steel magazine for HK91, G3, and PTR91 pattern rifles with a 20-round capacity. Originally made for the German army and offered in like new condition. These are no longer in production...HKP-22563$28.95 -
HK MP5 Binary SL Selectors
HKP HK Parts
$69.95HKP HK MP5 Binary SL Selectors: Our selectors were made to work specifically with the Magpul SL housing in conjunction with the popular Franklin Armory Binary trigger pack. We aimed to keep the same aesthetics as our SEF style binary selector levers but...HKP-21438$69.95 -
B&T TP9 Top Cover, Side Optic Mount - Complete
B&T Brugger & Thomet
$159.95B&T TP9 Top Cover Complete with Side Mounting Rail Compatible With: B&T TP9HKP-17293$159.95