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 MR556/416, HK MR762/417 Flip Up Rear Sight-2mm
H&K Heckler & Koch
$274.95HK 416/MR556 & MR762/417 Flip Up Rear Sight (Diopter 2mm Sight) This sight attaches to any standard Picatinny rail. No hardware is needed as this is a self-contained quick-attach rear sight assembly. This unique HK-designed sight features a quick and...HKP-08951$274.95 -
Out Of Stock
H&K HK MR556/MR223 Upper Receiver w/ F/A & Ejection Door
H&K Heckler & Koch
$694.95New HK German Partially Pre-Assembled MR556/MR223 Upper Receiver Each unit comes just as shown with the F/A (forward assist) assembly and ejection port door assembly installed from the HK factory. Compatible With: HK MR556 HK MR223 HK...HKP-16950$694.95 -
H&K HK MR556/MR762/416/417 Carrying Sling - FDE
H&K Heckler & Koch
$139.95HK 416, MR556 & MR762 Compatible With: HK 416 HK MR556 HK CR556 MR762 & HK 417, G28 Note: That on the MR556 model a sling adapter will be needed for the front attachment point as the MR556 lacks the ambi sling loop on the gas block unlike the...HKP-18491$139.95 -
H&K HK MR556/MR762/416/417 Disconnector
H&K Heckler & Koch
$18.95HK German HK416, MR556, MR762, & HK417 Disconnector For Lower New HK German manufactured part. This is the latest generation of HK disconnector for the HK MR and HK 416/417 family of firearms. Please Note: HK has changed the design of this part at...HKP-02674$18.95 -
H&K HK P7M8/P7M10/P7M13 Piston Roll Pin
H&K Heckler & Koch
$5.95Piston Roll Pin Compatible With: P7M8 P7M10 P7M13HKP-01399$5.95 -
H&K HK USP Recoil Spring Washer Retainer
H&K Heckler & Koch
$7.95H&K HK USP Recoil Spring Washer Retainer This is the tapered washer that supports and keeps the recoil spring centered and captive on the recoil rod itself. Compatible With: HK USP 9mm HK USP .40 HK USP .45 HK USP Tactical Models HK Elite, Expert,...HKP-17060$7.95 -
H&K HK USPC Complete 9mm Recoil Spring w/ Buffer Assembly
H&K Heckler & Koch
$84.95HK USP Compact 9mm Recoil Spring With Buffer Assembly Complete Great spare or replacement item to have as a spare. This is the new factory part for all HK USP9C Pistols.HKP-01158$84.95 -
H&K MP5F & MP5 40,10 Recoil Rod Assembly
H&K Heckler & Koch
$79.95German HK MP5F Recoil Assembly This is the factory-correct MP5F or MP5 40/10 Recoil Rod assembly. Most commonly used for MP5's that are using +P or +P+ ammunition or any high impulse 9mm. Or for all MP5 40 or 10-mm bolt groups. A great upgrade to have...HKP-00133$79.95 -
Out Of Stock
H&K P30 9mm Tactical Barrel - Threaded 1/2x28 RH
H&K Heckler & Koch
$449.95H&K P30 9mm Tactical Barrel - Threaded 1/2x28 RH Each HK German barrel now includes a factory HK German thread protector, designed specifically for threaded P30 barrels in 1/2x28. We start with a new HK German P30L barrel, professionally fitted to...HKP-19964$449.95 -
H&K UMP/USC (.40 S&W/.45 ACP/9mm) Complete Recoil Rod Assembly
H&K Heckler & Koch
$79.95HK USC/UMP 45/40/9mm Recoil Spring/Rod Assembly New HK German. This is great to have as a spare as this is a repair and replacement item. Compatible With: HK UMP 45 HK USC 45 HK UMP 40 HK UMP 9mmHKP-00610$79.95 -
H&K UMP/USC (.45 ACP) Extractor
H&K Heckler & Koch
$49.95New USC & UMP .45 Extractor - German Compatible with both the USC & UMP. Perfect for spares as they are prone to breakage and are a common wear item. Please Note: HK considers this a high wear and replacement item. Once it is removed from the...HKP-00265$49.95 -
HK PARTS, H&K 27 Round HK VP9, HK P30 9mm Magazine Complete - Red
HK Parts, Heckler & Koch
$99.9527 Round Magazine Complete - Red - 9mm - HK PARTS - HK VP9, HK P30 HK Parts +10 alloy magazine extension coupled with an HK 17 round factory German magazine adds 10 additional rounds total for a fully assembled 27 round HK VP9/P30 magazine. Ideal for...HKP-19840$99.95 -
HKP +4 HK VP9/P30 Magazine Extension Kit
HKP HK Parts
$34.95HKP +4 HK VP9/P30 Magazine Extension Kit HK Parts magazine extension +4 kit adds 4 additional rounds to the HK VP9/P30 magazine with the simple swap of the floor plate and the included high reliability mag spring. Each +4 kit includes the +4 extension...HKP-17589$34.95 -
HKP 10 Round MP5 40/10 Magazine Block
HKP HK Parts
$9.95HKP 10 Round MP5 40/10 Magazine Block MP5 10/30 mag block plug. This is designed to use on the HK MP5 40/10 30 round magazine. Very easy to install & use. Compatible With: MP5 .40, MP5 10mm Clones or other custom buildsHKP-18170$9.95 -
HKP 30 Round HK VP9, HK P30 9mm Complete Magazine - Black
HKP HK Parts
$119.9930 Round Magazine Complete - 9mm - HK PARTS - HK VP9, HK P30 Drop-in magazine ready to go! HK Parts takes an existing 15 round magazine and a +15 magazine extension to assemble them into a working 30 round magazine. Not only will you be adding double the...HKP-21304$119.99 -
Sale
HKP Baseball Trucker Cap - Gray and Black
HKP HK Parts
Now: $13.45Was: $17.95HKP Baseball Trucker Cap - Gray and Black Get your hands on some of our premium hats! Official HKP merchandise 5" wide HKP logo Cotton twill Mesh back panels Plastic adjustable snap closure Size: OSFM Six-panelHKP-20456Now: $13.45Was: $17.95 -
HKP HK MR556/416 Barrel Nut
HKP HK Parts
$39.95HK MR556, HK 416 Barrel Nut Or Socket For Barrel - Aluminum A must have repair and replacement part for removal or when you have any work done to your barrel as the barrel nut may become damaged in the removal and installation processes. Made in the USA...HKP-17273$39.95 -
HKP HK P30L MOD 1 Compensator - Black
HKP HK Parts
$189.95HK Parts MOD 1 Compensator: H&K P30L The HK Parts MOD 1 compensator strikes a seamless balance of form and function. Users will immediately notice the reduction in muzzle flip and recoil, getting you back on target quicker. Each MOD 1 comp includes...HKP-21221$189.95 -
HKP HK SP5 Folding Stock Adapter
HKP HK Parts
$159.95SP5 Folding Stock Adapter Our HK Parts stock adapter was made from a solid billet of CNC machined aircraft grade aluminum with QD sling attachment points. Properly buffered with factory correct “H” buffers to protect your expensive firearm...HKP-20644$159.95 -
Sale
HKP HK VP9 Gen 2 V.2 Rail Mount Compensator
HKP HK Parts
$124.95 - $149.95HKP HK VP9 Gen 2 V.2 Rail Mount Compensator Specifications: Length: 4 1/4 inches Height: 2 1/2 inches Weight: 5 oz Torque: 3nM / 26 inch-lbs Please Note: This does not work with the VP9 match / VP9L. This should not be used with...HKP-21141-M$124.95 - $149.95 -
Sale
HKP HK33 11" RH Cocking Tube
HKP HK Parts
Now: $74.95Was: $99.95HKP HK33 11" Right Hand Cocking Tube This is the one and only right handed cocking tube for the HK33 cocking tube made in the US. Made to the exact HK specifications as the factory HK33 German cocking tube. Overall length is 11".HKP-18692Now: $74.95Was: $99.95 -
Out Of Stock
HKP HK34 Cocking Tube
HKP HK Parts
$159.95HKP HK34 Cocking Tube HK 34 Length Cocking TubeThis is the finest HK34 cocking tube available. The standard that all others HK34 cocking tubes are judged by. Made in the USA from German & US made components.Each unit comes as pictured with the MP5/94...HKP-16444$159.95 -
HKP MP5 AR Stock, Brace Adapter - QD
HKP HK Parts
$159.95HK MP5, HK93 Style AR, M4 Stock & Brace Adapter With QD Sling Attachment Point Each AR stock, brace adapter is made from a solid billet of CNC machined aircraft grade aluminum with QD Sling Attachment Points. Properly buffered with factory correct...HKP-18788$159.95 -
HKP SEF Style Franklin Armory Binary Aluminum Selectors - For Left Handed Shooters
HKP HK Parts
$59.95HK Selector Lever Set for BFSIII HK Binary Trigger Pack - SEF Grip Frames - Aluminum SEF style selector lever set modeled after the HK style selector lever for the Franklin Armory trigger packs. This set was made specifically for the left hand shooters...HKP-20503$59.95 -
Sale
HKP Sig Sauer P320 M18 Compensator
HKP HK Parts
Now: $149.95Was: $189.95HKP Sig Sauer P320 M18 Compensator for Non-Threaded Barrel Our P320 M18 compensator reduces recoil and muzzle flip. Each unit is 100% US made and finished in durable black cerakote. Our M18 compensator features a picatinny rail to mount...HKP-21381Now: $149.95Was: $189.95 -
HKP/H&K VP9/P30 +5 Magazine Extension Kit - Gray
HKP HK Parts
$39.95HKP/H&K VP9/P30 +5 Magazine Extension Kit - Gray GEN 2 MODEL NOW SHIPPING! Upgrade your HK VP9 or P30 magazine capacity with the HKP +5 Magazine Extension Kit. Designed for a quick and easy swap of the floor plate and high-reliability magazine...HKP-18400$39.95 -
Lancer 30 Round AR-15 Magazine
Lancer
$29.95Lancer 30 Round AR-15 Magazine Lancer set out to design a better 5.56 magazine, one with the reliability of steel and the durability and weight of the polymer. The L5AWM’s exclusive hybrid design includes a hardened steel feed lip assembly...HKP-21188$29.95 -
MFI HK (5.56/.223) & (7.62x51/.308) G28 Style Flash Hider - Threaded 15x1
MFI
$79.95MFI HK G28 Style Flash Hider - Threaded 15x1 The G28, 2nd Gen flash hider is threaded 15x1 RH pitch, which is a standard HK Thread Pattern for .308 and .223 caliber weapons. It also has a deep counter bore to allow the product to cover the area behind...HKP-16337$79.95 -
Promag HK 93/53/33 (5.56/.223) 20 Round Magazine
Promag
$25.95HK93, HK33, HK53 - 20 Round Magazine - US These count as 3 US-made compliant parts as a bonus for those who need to maintain the 922r compliance. Works with all 5.56, .223, and .300 AAC Blackout rounds. This shorter-length magazine is for those who shoot...HKP-13971$25.95 -
PTR HK 91/G3 (7.62x51/.308) Extractor
PTR
$30.99PTR HK 91/G3 (7.62x51/.308) Extractor US Made by PTR. Made from stainless steel. Compatible With: HK G3 PTR 7.62 X 51mm modelsHKP-16222$30.99 -
Sale
RCM HK 53 Locking Piece #15 - 65 Degree
RCM
Now: $49.95Was: $74.95RCM HK 53 Locking Piece #15 - 65 Degree The #15 LP is the correct locking piece for the HK53 and several other custom-build applications. The locking piece is the timing mechanism that a delayed roller lock firearm uses to tell...HKP-02524Now: $49.95Was: $74.95 -
Tapco HK 416/MR556/AR15 Stock Wrench
Tapco
$32.95Tapco HK 416, MR556, & AR15 Stock Wrench This tool includes a Mil-Spec castle nut wrench, a standard-length receiver extension removal wrench, and an A1/A2 Flash Suppressor wrench. This offers an improved grip, and each tool has a...HKP-02407$32.95 -
Tommy Built HK G36, HK SL8 Carry Handle Top Rail - Black
Tommy Built
$349.95Tommy Built HK G36, HK SL8 Carry Handle Top Rail - Black G36 carry handle style top rail with rear Picatinny optics mount. This is designed to have the styling of the Iconic G36 carry handle optic rail with the flexibility of a simple pic rail so you can...HKP-19201$349.95 -
Comp Weight™ Compensator- Quick Detach - HK VP9SK - HKP
HKP HK Parts
$149.95Comp Weight™ Compensator- Quick Detach - HK VP9SK - HKP Easy on, easy off- Quick Detach technology The HK Parts VP9SK Comp Weight™ is the world's first quick detach Comp Weight™, compensator. That slides effortlessly onto your pistol...HKP-18151$149.95 -
E&L MFG MP5, MP5K, 94, SP89 Brass Catcher
E&L MFG
$79.95E&L MFG MP5, 94 MP5K, SP89 Brass Catcher Rigid brass catchers are uniquely designed to conform to the shape of the firearm. Snaps on and off instantly and is made from strong, lightweight, black textured plastic. Each holds a minimum of 60 rounds...HKP-00845$79.95 -
F5 MFG HK MP5 .22LR Modular Stock System - Black
F5 MFG
$349.95Modular Stock System with MP5 .22 Adapter Features: HK MP5 22 compatible adapter 6061 AL and nylon 6/6 polymer construction Integrated locking hinge Adjustable cheekwell 7 adjustable length positions 3in length of pullHKP-20196$349.95 -
Out Of Stock
H&K 10 Round HK USPC 9mm Flat Magazine Floor Plate - Black
H&K Heckler & Koch
$0.00H&K 10 Round HK USPC 9mm Flat Magazine Floor Plate - Black Compatible With: HK USP Compact 9mm 10 round magazines HK P2000 9mm 10 round magazinesHKP-01195$0.00 -
H&K 10 Round HK VP9SK/P30SK 9mm Magazine - Red Follower
H&K Heckler & Koch
$49.95H&K 10 Round HK VP9SK/P30SK 9mm Magazine - Red Follower German HK manufacture 10 round 9mm P30SK/VP9SK magazine with standard flush fit floorplate. This magazine is the same for the VP9SK & P30SK. Compatible With: VP9SK P30SKHKP-21431$49.95 -
H&K 45mm Picatinny Rail Cover - Black
H&K Heckler & Koch
$14.95HK Rubber Picatinny Rail Cover - 45mm New Factory HK Rubberized Picatinny Rail Cover Specifications: Rail cover dimensions: 45x26x7 mmHKP-18857$14.95 -
H&K 9mm 4 Prong Pistol Flash Hider - Threaded 13.5x1 LH
USA
$74.95H&K 9mm 4 Prong Pistol Flash Hider - Threaded 13.5x1 LH This flash hider is designed for use on all HK, Glock, and other 9mm threaded barrels, including HK full size, compact models, and the HK VP9. It offers outstanding flash hiding...HKP-01964$74.95