Small Parts
Explore our extensive selection of HK small parts at HKParts, perfect for repairs, upgrades, and custom builds. Our inventory includes high-quality, precision-machined replacement parts and maintenance kits designed for a wide range of HK models. Whether you need push pins, springs, or custom components, our HK-specific small parts ensure optimal performance and durability for your firearm.
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HK23E, HK13E, G43 Extractor - 7.62x51 / .308, 5.56 / .223
H&K Heckler & Koch
$119.95HK23E & HK13E Extractor New HK German and no longer in production. Compatible With: MM 23E HK 13EHKP-00818$119.95 -
Out Of Stock
MLOK LINK Rail Section - 7 Slots - QD
Strike Industries
$25.95Strike Industries M-LOK & Key Mod Universal Rail - 7 Slots Strike Industries LINK attachment system takes the age old question Key-Mod vs. M-LOK and came up with the ultimate solution, a dual interface design compatible with both M-LOK and Key-Mod,...HKP-17594$25.95 -
HK MP5 Recoil Rod Assembly
RCM
$54.95RCM HK MP5 Recoil Rod Assembly The recoil rod and spring assembly is a great item to have on hand for replacement and spares as this is a consumable part. Compatible With: HK MP5 NOT compatible with SP5 with the F-style recoil rod MP5 clones and custom...HKP-22202$54.95 -
B&T TP9, MP9 Firing Pin
B&T Brugger & Thomet
$44.95B&T Firing Pin For B&T TP9, MP9 Genuine Swiss Brugger and Thomet firing pin for the TP9 and MP9 platforms. Compatible With: B&T TP9 B&T MP9HKP-17297$44.95 -
HK417, MR762 Cylindrical Pin for Stop Pin
H&K Heckler & Koch
$9.95H&K HK MR762/417 Cylindrical Pin For Stop Pin HK 2x18 mm pin designed for use with the rear take down pin detent and spring. Compatible With: HK MR762 HK 417HKP-16619$9.95 -
HK417, MR762 Firing Pin Retaining Pin
H&K Heckler & Koch
$19.95Heckler and Koch MR762 Firing Pin Retaining Pin This firing pin retaining pin is made from a durable, black finished, steel and is a factory original Heckler and Koch component. This retaining pin is made for the HK417 and HK MR762 model of rifles. This...HKP-16612$19.95 -
HK45, HK45T Firing Pin
H&K Heckler & Koch
$45.99HK 45 & 45 Tactical Firing Pin A must-have spare part for your HK45 pistol. Compatible With: HK45 HK45 TacticalHKP-02221$45.99 -
HK P7M10, P7M13 Slide Removal Button, Retaining Catch
H&K Heckler & Koch
$29.95H&K HK P7M10/P7M13 Slide Removal Button, Retaining Catch Brand new HK German manufacture. No longer in production. These are the last units that HK made. Last call!HKP-15432$29.95 -
$10.95 -
HK USP, Mark 23 Magazine Locking Plate - .45 ACP - 10 Round
H&K Heckler & Koch
$5.9510 Round Magazine Locking Plate Compatible With: HK USP 45 ACP 10 round magazine HK Mark 23 10 round magazineHKP-01591$5.95 -
HK416, MR556 SS Firing Pin
HKP HK Parts
$29.95Firing Pin For HK 416 & MR556 Firearm - USA Made from hardened stainless steel and comes new in the white. Compatible With: HK416 HK MR556 HK CR556 HK M27HKP-01756$29.95 -
HK416, MR556, MR762 Spring Lock Bolt
H&K Heckler & Koch
$9.99H&K HK MR556/MR762/416 Spring Lock Bolt Compatible With: HK MR556 HK 416 HK MR762 HK 417HKP-16848$9.99