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 MP5, MP5K Extractor - Enhanced Coated Polish
HKP HK Parts
Now: $35.96Was: $44.95HKP HK MP5/MP5K Extractor - Enhanced Coated Polish Built for dependable performance, this polished and coated extractor delivers smooth cycling and consistent extraction. A great choice for both upgrades and routine replacements. Compatible...Now: $35.96Was: $44.95 -
On Sale
HK 90's Series Compression Rod - Titanium
HKP HK Parts
Now: $23.96Was: $29.95Compression Rod - 90's Series - Titanium The H&K burst trigger pack compression rods and compression rod springs are the foremost wear/breakage components in burst packs. This replacement compression rod is constructed from titanium, offering...Now: $23.96Was: $29.95 -
On Sale
HK UMP/USC/G36/SL8 (.40 S&W/.45 ACP/9mm/5.56/.223) Ambidextrous Sling Loop
H&K Heckler & Koch
Now: $36.86Was: $40.95UMP, USC, SL8, & G36 Ambidextrous Sling Loop Or Eyebolt For Sling - German HK The addition of the HK eyelet creates a sling attachment point that will enable you to mount a sling using any of the hard mounting points located on the forearm of the...Now: $36.86Was: $40.95 -
Out Of StockOn Sale
HK MP5 Elbow Spring - Cocking Lever
H&K Heckler & Koch
Now: $35.96Was: $39.95MP5 40, 10 Bolt Hold Torsion Spring This is the factory spring used to activate the bolt hold-open lever. Great spare and needed part to have on hand.Now: $35.96Was: $39.95 -
On Sale
HK No Compromise Hoodie - Small - Black
H&K Heckler & Koch
Now: $22.46Was: $57.95H&K No Compromise Hoodie - Small - Black Small red HK logo on front chest with white distressed NO COMPROMISE logo running down the left sleeve. Tag-less and features a 50/50 blend of cotton and polyester for optimal comfort and versatility. Size:...Now: $22.46Was: $57.95 -
On Sale
HK USP Buffer Spring
H&K Heckler & Koch
Now: $8.96Was: $9.95HK USP Recoil Rod Secondary Buffer Spring This is the spring found under the larger primary recoil spring on the recoil assembly Compatible With: HK USP 45 HK USP 40 HK USP 9mm All HK USP Tactical models HK Elite, ExpertNow: $8.96Was: $9.95 -
Out Of StockOn Sale
HK21E, HK11E Extractor Spring
H&K Heckler & Koch
Now: $22.45Was: $24.95HK21E & 11E Factory Extractor Spring Made by HK Germany for all HK21E's and 11E's.Now: $22.45Was: $24.95 -
On Sale
HK VP9, VP40 Grip Panel Right Side - Medium - Black
H&K Heckler & Koch
Now: $16.16Was: $17.95H&K VP9, VP40 Grip Panel Right Side - Medium - Black New HK German manufactured. Left 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: $16.16Was: $17.95 -
Out Of StockOn Sale
HK MP5, MP5K Contact Piece for Paddle Mag Release - 9mm
H&K Heckler & Koch
Now: $53.96Was: $59.95MP5, MP5K 9mm Contact Piece For Paddle Mag Release - German This is the real deal NOT the .308 or .223 contact piece. Hard to find factory-correct, brand-new, latest production German HK 9mm contact piece. Compatible With: MP5, SP5, 94, SP5 MP5K, SP5K,...Now: $53.96Was: $59.95 -
On Sale
HK USP V1, V2 Old Style Complete Hammer
H&K Heckler & Koch
Now: $26.95Was: $79.95HK USP V1/V2 Old Style Complete Hammer HK USP complete with pin - hammer variant 1, 2, and 9. Old style all metal USP spurred hammer.Now: $26.95Was: $79.95 -
On Sale
HK91, G3 Magazine Catch
H&K Heckler & Koch
Now: $17.95Was: $19.95G3 Magazine Catch High-quality HK German production units are brand-new. These also have the proper newer style cut in them and round shafts. Compatible With: HK G3 HK91 PTR91Now: $17.95Was: $19.95 -
On Sale
HK VP9, VP9SK, VP40 Sear Release Catch
H&K Heckler & Koch
Now: $7.16Was: $7.95Sear Release Catch HK VP9, VP40 Compatible With: HK VP9 HK VP9A1 F HK VP9A1 K HK VP9SK HK VP40Now: $7.16Was: $7.95