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
HK G36, SL8 Extractor
H&K Heckler & Koch
Now: $71.95Was: $79.95G36 & HK SL8 German Extractor For Bolt Head New HK German. This is a great item to keep as a spare. Compatible With: All G36 Variants SL8-1, SL8-6HKP-00287Now: $71.95Was: $79.95 -
On Sale
HK UMP, USC Stock Block B Thumb Screw
HDPS
Now: $63.95Was: $74.95HDPS HK UMP/USC (.40 S&W/.45 ACP/9mm) Stock Block B Sling Pin-Thumb Screw Style The original thumb screw version for all stock block B's.HKP-15731Now: $63.95Was: $74.95 -
On Sale
HK21, HK21E, HK23E, HK11A1 Barrel Handle
Michaels Machines
$63.95 - $67.95HK 21, 21E, 23E, HK11 Barrel Handle US-made barrel handle. A great alternative for the original barrel handles that are no longer in production. Available in black or OD green and compatible with 5.56 and .308 platforms. Compatible...HKP-00244-M$63.95 - $67.95 -
On Sale
HK UMP, USC Sling Pin, Stock Block B - QD
HKP HK Parts
Now: $63.95Was: $74.95Quick Detach Sling Pin for Stock Block B - USC, UMP This Ambidextrous QD Sling Pin allows you to replace your Push Pin Style or Eyelet Sling Loop - Style Pin in your Stock Block B for use of a QD Sling.HKP-18776Now: $63.95Was: $74.95 -
On Sale
HK416, MR556 Magazine Catch - Ambi
H&K Heckler & Koch
Now: $94.95Was: $104.95Heckler and Koch Ambidextrous Magazine Catch for HK416 and HK MR556 Factory HK ambi magazine catch, release. Compatible With: HK416A5, MR556 A4 NOT compatible with earlier variants with single-side controlsHKP-22289Now: $94.95Was: $104.95 -
On Sale
HK P30, P30S 9mm Complete Recoil Assembly
H&K Heckler & Koch
Now: $80.95Was: $89.95HK P30 & P30S 9mm Recoil Rod Assembly - Complete A genuine German Heckler & Koch part. Fresh springs help the pistol function as it was designed. Compatible With: P30 P30SHKP-01497Now: $80.95Was: $89.95 -
On Sale
HK45 Recoil Rod and Spring - Complete
H&K Heckler & Koch
Now: $94.95Was: $104.95HK 45 Recoil Complete Rod w/ Spring This is the complete recoil guide assembly for the HK45 pistol. Great item to have on hand for repair or replacement. Compatible With: HK45 HK45 Tactical Please Note: This does not fit the USP .45...HKP-01667Now: $94.95Was: $104.95 -
On Sale
HK MP5 Extractor - .40 S&W, 10mm, .357 SIG
H&K Heckler & Koch
Now: $62.95Was: $69.95H&K Heckler and Koch New Latest Production 1.4mm Extractor for HK MP5 .40, 10mm, .357 This is the latest and greatest upgraded extractor made by HK. This is also a great upgrade for the many out-of-spec clones out there. Compatible...HKP-00410Now: $62.95Was: $69.95 -
Out Of Stock
HK Burst Roller Type Trip Lever - Latest Style
H&K Heckler & Koch
$99.95H&K Burst Roller Type Trip Lever - Latest Style Compatible With: 0,1,3,F 0,1,2,F 0,1,3 0,1,2HKP-01846$99.95 -
Out Of Stock
HK P7 Series Drop Safety Catch
H&K Heckler & Koch
$67.95HK P7 Series Drop Safety Catch Compatible With: P7 PSP P7M8 P7M10 P7M13HKP-01356$67.95 -
Out Of Stock
HK417, MR762 Cam Pin
H&K Heckler & Koch
$64.95H&K HK MR762/HK417 Cam Pin Compatible With: HK MR762 HK 417HKP-16844$64.95 -
On Sale
HK P9S 9mm Extractor
H&K Heckler & Koch
Now: $71.95Was: $79.95HK P9S 9mm Extractor This extractor is no longer manufactured and is hard to find. This is the last remaining stock that HK had in inventory. Last call for this part.HKP-01997Now: $71.95Was: $79.95