All Parts
At HK PARTS, we bring you a wide array of high-quality H&K accessories and components for your favorite firearms. Whether you're upgrading your H&K pistol or rifle, or even looking for parts kits, we've got you covered. Discover a range of top-rated components for popular models like VP9, USP, P30, MP5, MP5K, G36, HK416, and more. From triggers, barrels, and grips to magazines, stocks, and sights, we have it all. Enhance your firearm's performance and functionality with our premium components.
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H&K HK USP/45/45C Old Style Bobbed Hammer
H&K Heckler & Koch
$49.95HK USP & USPC Bobbed Hammer - Older Style (without the cutout) This part is compatible with older USP full-size & USPC firearms that have the old-style hammer already. Perfect for those who prefer the shorter, lower profile "bobbed" hammer. This...HKP-14552$49.95 -
H&K HK USPC .40 S&W - Black
H&K Heckler & Koch
$234.95HK USP Compact .40 S&W Barrel - 3.58" Overall Barrel Length A drop-in replacement barrel for all HK USPC .40 or .357 pistols. This is a great spare or replacement barrel. This is a must-have if you want to convert your .357 USPC to .40 cal...HKP-01413$234.95 -
H&K HK USPC Right Side Ambidextrous Control Lever
H&K Heckler & Koch
$29.99HK USPC Right Side Ambidextrous Control Lever Compatible With: HK USP Compact 9mm .357 SIG .40 S&W .45 USPC Tactical Will fit the HK USP Full Size but will have a lower profile than the USP full-size lever 9mm .357 Sig .40 S&W ...HKP-02275$29.99 -
H&K HK USPC Variant 4 Right Decock Control Lever - Black
H&K Heckler & Koch
$39.95USPC - Decock Lever V4 - Decock Only Compatible with all USP Compact pistols and provides the V4 Decock ONLY (no safety function) when used with the Variant 3 & 4 Detent Plate. This is the correct lever for those who are "left-handed"...HKP-02264$39.95 -
H&K HK VP9, HK VP40 Back Grip Panel - Large - OD Green
H&K Heckler & Koch
$24.95H&K HK VP9, HK VP40 Back Grip Panel - Large - OD Green New HK German manufacturedHKP-19177$24.95 -
H&K HK VP9, HK VP40 Back Strap - Medium - FDE
H&K Heckler & Koch
$24.99H&K HK VP9, HK VP40 Back Strap - Medium - FDE New HK German manufacture Compatible With: HK VP9 HK VP40HKP-18119$24.99 -
H&K HK VP9, HK VP40 Grip Panel Left Side - Small - FDE
H&K Heckler & Koch
$24.99Grip Panel, Left Side- Small HK VP9, VP40 - FDE New HK German manufactured. Left side, small size. Perfect for spare or for custom stippling projects. Drop-in part for your HK VP pistol. Compatible With: HK VP9 HK VP40HKP-18112$24.99 -
H&K HK VP9, HK VP40 Grip Panel Left Side - Small - OD Green
H&K Heckler & Koch
$24.95H&K HK VP9, HK VP40 Grip Panel Left Side - Small - OD Green New HK German manufactured. Left side size small. Perfect for spare or for custom stippling projects. Drop-in part for your HK VP pistol. Compatible With: HK VP9 HK VP40HKP-18835$24.95 -
H&K HK VP9, HK VP40 Grip Panel Right Side - Medium - Gray
H&K Heckler & Koch
$19.95H&K HK VP9, HK 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 VP40HKP-18175$19.95 -
H&K HK VP9, HK VP40 Grip Panel Right Side - Medium - OD Green
H&K Heckler & Koch
$24.99H&K HK VP9, HK VP40 Grip Panel Right Side - Medium - OD Green New HK German manufactured. Right side size medium. Perfect for spare or for custom stippling projects. Drop-in part for your HK VP pistol. Compatible With: HK VP9 HK VP40HKP-18836$24.99 -
H&K HK VP9, HK VP40 Grip Panel Right Side - Small - FDE
H&K Heckler & Koch
$24.99H&K HK VP9, HK VP40 Grip Panel Right Side - Small - FDE New HK German manufactured. Right side, small size. Perfect for spare or for custom stippling projects. Drop-in part for your HK VP pistol. Compatible With: HK VP9 HK VP40HKP-18115$24.99 -
H&K HK VP9, HK VP40 Right Side Grip Panel - Large - OD Green
H&K Heckler & Koch
$24.95H&K HK VP9, HK VP40 Right Side Grip Panel - Large - OD Green New HK German manufactured, right side size large. Perfect for spare or for custom stippling projects. Drop-in part for your HK VP Pistol. Compatible With: HK VP9 HK VP40HKP-19176$24.95 -
H&K HK VP9/VP9SK, HK VP40 Sear Release Catch Cylindrical Pin
H&K Heckler & Koch
$5.99Cylindrical Pin For Sear Release Catch VP9, VP40 Compatible With: HK VP9 HK VP9SK HK VP40HKP-16803$5.99 -
H&K HK VP9/VP9SK, VP40 Safety Clamp - Black
H&K Heckler & Koch
$9.95H&K HK VP9/VP9SK, VP40 Safety Clamp - BlackHKP-16795$9.95 -
H&K HK VP9SK Right Side Grip Panel - Large - OD Green
H&K Heckler & Koch
$9.95H&K HK VP9SK Right Side Grip Panel - Large - OD Green New HK German manufactured. Right side large size perfect for spare or for custom stippling projects. Drop-in part for your HK VPSK pistol. Compatible With: HK VP9SKHKP-18966$9.95 -
H&K HK VP9SK Standard Barrel - Black
H&K Heckler & Koch
$234.95H&K HK VP9SK Standard Barrel - Black Brand new HK German Standard Length VP9SK Barrel. Marked HK 9mmx19 Brand new cold hammer forged & made in Germany. Compatible With: HK VP9SK modelsHKP-18320$234.95 -
H&K HK94 Red Owners Manual
H&K Heckler & Koch
$18.95HK94 Red Owners Manual Perfect for any HK94 or semi-auto firearms and a great reference guide.HKP-00105$18.95 -
Out Of Stock
H&K MP5 3 Position Navy T/G 0,1,Full - Used
H&K Heckler & Koch
$0.00HK MP5 3 Position Navy T/G (0,1,Full)- USED.A one time deal once sold out there will be no more. Housing conditions will vary but fully functional. They will clean up with some TLC.Factory German HK Complete.*PLEASE NOTE TRIGGER GROUPS WILL COME WITH...HKP-17780$0.00 -
H&K MP5 40/10 -2 Roller
H&K Heckler & Koch
$19.95New HK German MP5 40/10 -2 roller Hard to find and needed for headspace adjustments if needed. Great spare to have on hand and no longer in production. Each roller is priced per piece.HKP-00336$19.95 -
Out Of Stock
H&K MP5 40/10 Chamber Flute Brush
H&K Heckler & Koch
$29.95New HK German MP5 40, MP5 10mm Chamber Flute Brush This is a must-have brush to keep the flute clean and the firearm running the way it should. Get this item while you can, it is no longer in production and is hard to find. Compatible With: MP5 40 MP5...HKP-00139$29.95 -
H&K MP5, 94 Magazine Spring - 15 Round
H&K Heckler & Koch
$8.95HK German MP5, 94, SP89, MP5K 15 Round Magazine Spring Compatible with all 15 Round MP5 and 94 style curved magazines. This is a must-have repair and replacement part, great to have for spares.HKP-00090$8.95 -
Out Of Stock
H&K MP5K 9mm Complete PDW FBI Trigger Group
H&K Heckler & Koch
$799.95H&K MP5K 9mm Complete PDW FBI Trigger Group This is a great upgrade and investment for your factory swing down MP5K or PDW (shown with an optional small push pin installed). New HK German with all the latest HK upgraded parts. Compatible With: HK...HKP-02699$799.95 -
H&K UMP (.40 S&W) Bolt Group - Used
H&K Heckler & Koch
$649.95German UMP .40 factory F/A Bolt Group - Complete This item is used in very good shape or better.HKP-00601$649.95 -
H&K UMP (.40 S&W) Magazine Locking Plate
H&K Heckler & Koch
$9.95H&K UMP (.40 S&W) Magazine Locking Plate German HK.HKP-16340$9.95 -
H&K UMP/USC (.40 S&W/.45 ACP/9mm) Bolt Catch
H&K Heckler & Koch
$36.95HK UMP & USC Bolt Catch New HK German lower. Compatible With: HK UMP HK USCHKP-01897$36.95 -
H&K USC/SL8 (.45 ACP/5.56/.223) Rear Sight Spring
H&K Heckler & Koch
$9.95H&K USC/SL8 (.45 ACP/5.56/.223) Rear Sight SpringHKP-16516$9.95 -
H&K USP .40 Expert 5.19" Barrel - Black
H&K Heckler & Koch
$299.95New HK German Factory USP Expert .40 Barrel This barrel will fit a stock USP .40 full-size pistol but will extend out the front of the slide for those who want to use a Comp Weight? or need a longer barrel for the USP .40 firearm. Made in Germany with a...HKP-01472$299.95 -
H&K, B&T HK MP5 Swiss & German Parts Kit With B&T Folding Pistol Brace
$2,399.95HK German MP5 made with Swiss Marked & Proofed HK MP5 Parts Kit Includes: German demilled HK front sight tower assembly and sling loop German HK cocking tube assembly complete German HK trunnion with magwell section attached to the demilled...HKP-19477$2,399.95 -
HDPS HK UMP (.40 S&W/.45 ACP) Birdcage Flash Hider
HDPS
$154.95HDPS HK UMP (.40 S&W/.45 ACP) Birdcage Flash Hider This part is made to fit all US-made or German HK-flanged style barrels. HK no longer makes a flash hider for the UMP Subgun. This is the much anticipated HDPS bird cage style UMP...HKP-02694$154.95 -
Hi-Viz HK VP/P30/45 Rear Sight - Green
Hi-Viz
$54.95Hi-Viz HK VP/P30/45 Rear Sight - Green This is an H&K rear sight. It comes in Green or Red fiber optic family LitePipes. Compatible With: HK VP9, VP9SK, VP40 (Excluding VP9 Optics Ready) HK45, HK45 Tactical HK 45 Compact, HK45CT HK P30,...HKP-16223$54.95 -
Out Of Stock
Hi-Viz VP/P30/45 Litewave & Rear Sight Set - Green
Hi-Viz
$119.95Hi-Viz VP/P30/45 Litewave & Rear Sight Set - Green HiViz Litewave H3 Tritium/Litepipe sights combine the latest and greatest Tritium and Litepipe technology for amazing illumination in any light condition. Now you can have the best performance...HKP-18926$119.95 -
Out Of Stock
HK 21/21E/23E (7.62x51/.308) & (5.56/.223) Barrel Handle
Michaels Machines
$74.95New Extended US-Made Barrel Handle For HK21, HK21E, & HK23E Barrels.HKP-00244$74.95 -
HK 45/45 Tactical Firing Pin
H&K Heckler & Koch
$44.95HK 45 & 45 Tactical Firing Pin A must-have spare part for your HK45 pistol. Compatible With: HK45 HK45 TacticalHKP-02221$44.95 -
HK G36/SL8 (5.56/.223) Bolt Heads Ejector
$13.95HK G36/SL8 Ejector For All G36, SL8 bolts -US MadeHKP-18371$13.95 -
HK G36/SL8/USC/UMP Rear Sight Screw
H&K Heckler & Koch
$19.95HK G36, SL8 & USC, UMP Rear Sight Screw Rear sight screw to retain HK G38/Sl8 & USC/UMP rear sights housings to the rear sight base. Compatible With: G36, SL8 USC, UMPHKP-16382$19.95 -
HK MP5K, SP5K, SP89 Vented Vertical Forearm w/ Handstop - Black
HKP HK Parts
$44.95MP5K, SP5K, SP89 - Vented Vertical Forearm with Handstop Each forearm will fit the MP5K or SP89 style of firearms. As an added bonus this item counts as a US made part toward 922r compliance. This is the finest forearm available for your HK firearm. Made...HKP-19498$44.95 -
$81.95 -
HK VP/P30/USPC/P2000 9mm/.40 S&W Magazine Follower - White
H&K Heckler & Koch
$29.95HK VP/P30/USPC/P2000 9mm/.40 S&W Magazine Follower - White A great replacement item and one that is good to have on hand for spares as they do wear with use. Compatible With: HK VP9, VP9SK, VP40 9mm & .40 P30, P30S & P30L, P30SK 9mm & ...HKP-18782$29.95 -
HK VP9SK, HK VP40SK Right Side Grip Panel - Large - Black
H&K Heckler & Koch
$19.95HK VP9SK, HK VP40SK Right Side Grip Panel - Large - Black New HK German manufactured. Left side large size perfect for spare or for custom stippling projects. Drop-in part for your HK VPSK pistol. Compatible With: HK VP9SK HK VP40SKHKP-18301$19.95 -
HKP 93/33 (5.56/.223) Key Mod Handguard
HKP HK Parts
$129.95HK93, 33 & PTR Low Profile Key Mod Forearm The KeyMod tactical hand guard easily installs on your firearm with minimal effort and locks up solid. No fitting required. Designed from the ground up by roller lock & HK enthusiasts with your shooting...HKP-17179$129.95