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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On Sale
HK416 A5, MR556 A4 Gas Vent Screw - 1.9mm
H&K Heckler & Koch
Now: $29.69Was: $32.99H&K MR556 A4/416 A5 1.9mm Gas Vent Screw German 1.9mm gas vent screw for MR556 A4. Provides more venting than the factory-installed 1.3mm screw. Compatible With: HK MR556 A4 HK416 A5Now: $29.69Was: $32.99 -
On Sale
HK MR556, MR762 A4 Safety Lever - Right
H&K Heckler & Koch
Now: $12.55Was: $13.95H&K MR556/MR762 A4 Safety Lever - Right H&K factory right-side selector lever for MR-series ambidextrous safety systems. Compatible With: HK MR762 A1/A4 HK MR556 A1/A4Now: $12.55Was: $13.95 -
Out Of StockOn Sale
HK416, MR556 Firing Pin - Silver
GSG9
Now: $31.46Was: $34.95Firing Pin for HK 416 & MR556 Firearm - USA - GSG9 US made HK 416 & MR556 Made from hardened stainless steel. Compatible With: HK416 HK MR556 HK CR556 HK M27Now: $31.46Was: $34.95 -
On Sale
HK VP9SK, VP40SK Backstrap - Small - Gray
H&K Heckler & Koch
Now: $26.95Was: $29.95H&K VP9SK, VP40SK Backstrap - Small - Gray New HK German manufacture. Compatible With: HK VP9SK HK VP40SKNow: $26.95Was: $29.95 -
On Sale
HK416, MR556, MR762 Dowel Pin
Now: $8.96Was: $9.95H&K HK MR556/MR762/416 Dowel Pin Compatible With: HK MR556 HK 416 HK MR762Now: $8.96Was: $9.95 -
On Sale
HK VP9, VP40 Grip Panel Right Side - Medium - Gray
H&K Heckler & Koch
Now: $15.25Was: $16.95H&K VP9, VP40 Grip Panel Right Side - Medium - Gray 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 VP40Now: $15.25Was: $16.95 -
On Sale
HK45, HK45C Detent Plate for Variant 1, 2
H&K Heckler & Koch
Now: $13.05Was: $14.50Detent Plate For HK45, HK45C Variant 1, 2 Compatible With: HK45 HK45 CompactNow: $13.05Was: $14.50 -
On Sale
HK Mark 23 Recoil Assembly Compression Spring
H&K Heckler & Koch
Now: $17.95Was: $19.95Mark 23 Recoil Assembly Compression Spring Brand new HK German recoil spring for the HK Mark 23 or SOCOM .45 Pistol. A high wear item that needs to be changed & replaced often as this is a consumable part.Now: $17.95Was: $19.95 -
On Sale
HK P30 Recoil Rod Compression Spring
H&K Heckler & Koch
Now: $7.16Was: $7.95H&K HK P30 Recoil Rod Compression SpringNow: $7.16Was: $7.95 -
On Sale
HK P Series Catch
H&K Heckler & Koch
Now: $21.55Was: $23.95HK P Series Catch Compatible With: HK P30 HK P30L HK P30SK HK P2000 HK P2000SKNow: $21.55Was: $23.95 -
On Sale
HK G36, SL8 Spring - Cocking Handle
H&K Heckler & Koch
Now: $9.86Was: $10.95HK German G36 Cocking Handle Spring - All Variants Compatible With: G36 - all variants SL8 - all variantsNow: $9.86Was: $10.95 -
On Sale
Now: $5.36Was: $5.95