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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HK416, MR556 Extractor Spring Buffer
HKP HK Parts
$5.39HKP HK MR556/416 Extractor Spring Buffer This buffer fits inside the extractor spring in the extractor pocked of the bolt. This item is a high wear item and a spare would be highly advised. Compatible With: HK MR556 & HK416 FirearmsHKP-21604$5.39 -
Out Of Stock
HK45 Recoil Rod Absorber Bushing
H&K Heckler & Koch
$9.95HK 45 Recoil Rod Absorber Bushing This part is a common wear and replacement part and a must-have for spare parts. Compatible With: HK45 HK45 TacticalHKP-02269$9.95 -
HK P30L Recoil Rod Bushing Sleeve
H&K Heckler & Koch
$39.95HK P30L Recoil Rod Bushing Sleeve Compatible With: HK P30L 9mm HK P30L .40HKP-02435$39.95 -
HK MP7, G36, Bolt O-Ring - Firing Pin - US
USA
$5.95HK G36 & MP7 Firing Pin Bolt O-ring. This is also the O-ring for the retaining pin for the MP7- US. Compatible With: HK G36 HK MP7HKP-18373$5.95 -
HK SL8 Optic Screw - Adjusting - Dual and Single Optics
H&K Heckler & Koch
$14.95HK SL8 Dual and Single Adjusting Optic ScrewHKP-16387$14.95 -
Out Of Stock
HK21E, HK23E E Clip For Carry Handle - 7.62x51 / .308 - 5.56 / .223
H&K Heckler & Koch
$9.95HK German "E" Clip For Carry Handle For HK21 & HK23E folding carry handles. Clips are sold individually.HKP-00579$9.95 -
HK91, G3 Magazine Catch - Used
H&K Heckler & Koch
$16.95G3 Magazine Catch - HK 91, G3, PTR91 -.308/7.62 - USED The highest quality magazine catch available. High quality HK German production units are slightly used HK Parts from Heckler & Koch Germany. These also have the proper cut in them and do not...HKP-18693$16.95 -
HK G36, HK SL8 Bolt Catch USF
USA
$14.95HK G36 & SL8 Bolt Catch On AR-15 systems this would be similar to a cam pin. Compatible With: G36, G36K, G36C Sl8 variantsHKP-19122$14.95 -
HK VP9, VP40 Grip Panel Right Side - Medium - FDE
H&K Heckler & Koch
$19.95H&K VP9, VP40 Grip Panel Right Side - Medium - FDE New HK German manufactured. Right side, medium size. Perfect for spare or for custom stippling projects. Drop-in part for your HK VP pistol. Compatible With: HK VP9 HK VP9A1 F, VP9A1 K HK VP40HKP-18116$19.95 -
HK417, MR762 Magazine Catch Retainer Ring
H&K Heckler & Koch
$10.95H&K HK 417/MR762 Magazine Catch Retainer Ring Compatible With: HK 417 HK MR762HKP-16521$10.95 -
$5.95 -
HK UMP, USC Hammer Spring - Right - US
USA
$9.95HK UMP & USC Right Side Hammer Spring For Lowers - USAHKP-19557$9.95