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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Out Of Stock
H&K 21E/23E (7.62x51/.308) & (5.56/.223) Backplate Assembly With Buffer
H&K Heckler & Koch
$449.95HK 21E Backplate Assembly With Heavy Buffer Genuine Heckler and Koch. Unique back plate assembly for a pistol type build or a low profile addition to the HK21E/HK23E. Compatible With: HK 21E HK 11HKP-01407$449.95 -
H&K 23E (5.56/.223) 20T Locking Piece - 70 Degree
H&K Heckler & Koch
$299.95HK23E 70 Degree 20T Locking Piece - German HK New This is hard to find as the HK23E or the parts for the HK23E are no longer in production.HKP-01451$299.95 -
Out Of Stock
H&K 33/91/93/53/G3 (5.56/.223) & (7.62x51/.308) Heavy Rubber Buttpad For HK A2 Fixed Stocks
H&K Heckler & Koch
$0.00HK German Heavy Rubber Butt Pad The HK German Heavy Rubber Butt pad is a direct replacement to a standard fixed stock butt pad that can be replaced and upgraded in seconds. This butt pad extends the LOP slightly & provides a greater surface area for...HKP-00525$0.00 -
H&K 53 (5.56/.223) Front Sight Tower - Factory Correct
H&K Heckler & Koch
$169.95HK53 Front Sight Tower - (Triple Frame) This is the factory-correct part for your HK53 build, not a recycled or incorrect G3/91 triple frame. This is a factory HK German part.HKP-02238$169.95 -
Sale
H&K 91/G3 (7.62x51/.308) A3 PDW Retractable Stock German - BLEMISHED
H&K Heckler & Koch
Now: $649.95Was: $799.95H&K 91/G3 (7.62x51/.308) A3 Retractable Stock - Contract Stock - BLEMISHED MISSING SLING LOOP. COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. Contract A3...HKP-18067-BL-BNow: $649.95Was: $799.95 -
H&K 93 (5.56/.223) Complete Semi Auto SEF Style Trigger Pack
H&K Heckler & Koch
$349.95HK German HK93 SEF Semi Trigger Pack complete We have one of the best HK gunsmiths in the country that can take hand-picked German HK F/A trigger packs and modify them to semi-auto. This is done with the best and most precise machinery and jigs available...HKP-00201$349.95 -
Out Of Stock
H&K Burst Hammer For Burst Trigger Groups
H&K Heckler & Koch
$0.00New HK German Factory 2 or 3-Round Burst Hammer For all HK 90 series burst packs. It will fit both 2 & 3-round burst trigger packs. 0,1,3,F0,1,2,F0,1,30,1,2.HKP-00851$0.00 -
H&K Fixed Stock Buttpad - Alpine Green
H&K Heckler & Koch
$79.95H&K Fixed Stock Buttpad - Alpine Green Perfect for A2 G3,91, PTR & HK33,93 fixed stocks. This is a factory German brand new in HK wrapping German part.HKP-17027$79.95 -
H&K G36 (5.56/.223) Burst Disconnector Spring
H&K Heckler & Koch
$9.95HK German G36 2 Round Burst Disconnector Spring For All HK Burst G36 Burst LowersHKP-12703$9.95 -
$7.95 -
H&K G36/MP7 (4.6x30/5.56/.223) Firing Pin Bolt O-Ring
H&K Heckler & Koch
$9.95HK G36 & MP7 Firing Pin - Bolt O-RingHKP-01858$9.95 -
Out Of Stock
H&K HK 416 & HK MR556 Assembly Wrench Tool
H&K Heckler & Koch
$699.95H&K HK 416 & HK MR556 Assembly Wrench Tool Factory HK German multi-tool for the HK416 and MR556. The perfect tool for a complete break down.HKP-20616$699.95 -
H&K HK 416 A5 Bolt Carrier Complete
H&K Heckler & Koch
$2,349.95German H&K HK 416 A5 Bolt Carrier Complete Get your hands on that critical puzzle piece for your factory-correct 416A5 build. Fully assembled and ready to drop into your uper receiver. Bolt carriers may be marked ".223 Rem" or "5.56 x 45"...HKP-21500$2,349.95 -
H&K HK 416 Axis Rivet
H&K Heckler & Koch
$4.95HK416 Axis Rivet New HK German HK 416 Rivet.HKP-16776$4.95 -
H&K HK 416/MR556/MR762 Pistol Grip Screw
H&K Heckler & Koch
$9.95HK 416, MR556, & MR762 Pistol Grip Screw This is the screw used to retail all battle grips/pistol grips on the HK and standard AR15 and M16 firearms. Compatible With: HK416 HK MR556 HK MR762 HK417HKP-02679$9.95 -
H&K HK 45 Bearing With Lockout Device
H&K Heckler & Koch
$29.95HK 45 Bearing With Lockout DeviceHKP-02215$29.95 -
H&K HK 45/45C V4 LH Decock Only Lever
H&K Heckler & Koch
$29.95HK 45 & 45C V4 LH Decock Only Lever The V4 lever is for the right side of the frame for a left-handed shooter. This lever is to be used in conjunction with the V3/4 detent plate found below. Detent...HKP-02707$29.95 -
H&K HK 45/P30SK/P2000 Lockout Device Ball Bearing
H&K Heckler & Koch
$4.95HK 45, P30SK, & P2000 Lockout Device Ball Bearing Compatible With: HK45, HK45 Tactical HK45C, HK45C Tactical HK P30SK P2000 & P2000SKHKP-02273$4.95 -
H&K HK G28 Buffer Tube - FDE
H&K Heckler & Koch
$224.95HK G28 Buffer Tube / Receiver Extension- HK Tan (Ral 8000) New HK German buffer tube with the proper slot cut for use with the G28 stock. This is the factory correct part needed to get the full range and use of the G28 adjustable stock. Compatible...HKP-16762$224.95 -
H&K HK G36 Right Side Lower Hammer Spring
H&K Heckler & Koch
$8.95HK G36 Right Side Lower Hammer SpringHKP-01857$8.95 -
H&K HK G36 Single Sided Picatinny Rail - Black
H&K Heckler & Koch
$75.99H&K HK G36 Single Sided Picatinny Rail - Black HK Lateral Picatinny Rail Single-Sided for Carry Handle. Compatible With: G36 G36K G36C Specifications: Material: AluminumHKP-18724$75.99 -
H&K HK G36, HK SL8 Forearm With Mounting Points
H&K Heckler & Koch
$279.95HK German G36 & HK SL8 Forearm With Rail Mounting Points Newer style that has the hard mounting points for the side and bottom rails. HK Black In Color. Compatible with all HK SL8's & G36E's models.HKP-01420$279.95 -
H&K HK G36C Flash Hider - Black
H&K Heckler & Koch
$165.99H&K G36C (5.56/.223) G36C Flash Hider - Threaded 15x1 RH Threaded 15x1. Perfect for HK rifle barrels and conversion barrels. Specifications: Threaded 15x1 RH Compatible With: HK G36C HK SL8 5.56/.223 Firearms Threaded 15x1 RHHKP-00630$165.99 -
$29.95 -
$8.95 -
$17.95 -
$9.95 -
$10.95 -
$9.95 -
$19.95 -
H&K HK Mark 23 Secondary Recoil Compression Spring
H&K Heckler & Koch
$19.95H&K HK Mark 23 Secondary Recoil Compression SpringHKP-16642$19.95 -
H&K HK Mark 23 Slide Release Spring
H&K Heckler & Koch
$15.99HK Mark 23 Slide Release SpringHKP-01788$15.99 -
Out Of Stock
H&K HK MR556/MR762/416/417 Eyelet Sling Adapter - RAL 8K
H&K Heckler & Koch
$165.99HK MR556 & MR762 Factory Eyelet Sling Adapter for Carrying Sling - RAL 8000 New German HK Factory Eyelet Sling Adapter for Carrying Slings. Compatible With: MR 556 HK 416 HK MR762 HK 417 HK G28HKP-18855$165.99 -
H&K HK MR762 Drop Safety Catch Pin
H&K Heckler & Koch
$4.95H&K HK MR762 Drop Safety Catch PinHKP-16617$4.95 -
H&K HK MR762 E2 Concave Butt Pad w/ Bowden Retaining Wire
H&K Heckler & Koch
$79.95MR762, 417 German E2 Concave Butt Pad With Bowden Retaining Wire Harness This item can be added as an option on the HK MR762 & HK712/G28 E1/E2 stock. Providing you an option to use either the concave or convex style buttpads for different mission...hkp-18492$79.95 -
H&K HK MR762 E2 Convex Butt Pad w/ Bowden Retaining Wire
H&K Heckler & Koch
$67.95MR762, 417 German Convex Butt Pad With Bowden Retaining Wire Harness This item can be added as an option on the HK MR762 & HK712/G28 E1/E2 Stock. Providing you an option to use either the concave or convex style buttpads for different mission...hkp-18488$67.95 -
H&K HK MR762 Upper Receiver - Incomplete
H&K Heckler & Koch
$889.95HK MR762, HK 417 Incomplete Upper Receiver This stripped upper receiver includes the insalled threaded piston guide bushing.HKP-16624$889.95 -
H&K HK MR762/417 Buttstock Complete Concave E2
H&K Heckler & Koch
$199.95HK MR762, HK 417 Buttstock Complete With Concave Buttpad E2 StyleHKP-16628$199.95 -
H&K HK MR762/417 Extractor Cartridge
H&K Heckler & Koch
$94.95H&K HK MR762/417 Extractor CartridgeHKP-16842$94.95 -
H&K HK MR762/G28 Free Floating Rail System - RAL 8K
H&K Heckler & Koch
$999.95HK MR762, 417 Extended Free Floating Rail System - RAL 8000 - Tan New Heckler & Koch MR762, HK 417, & G28 extended forearm with flip up front sight & suppressor window cutout. Optimized design to mitigate the heat emissions for long range...HKP-17707$999.95