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 93/53/91/G3 Cocking Handle Spring
H&K Heckler & Koch
$5.74New Style Cocking Handle Lever Spring - German This is the latest HK German spring design with the factory HK anti-corrosion plating applied. The factory HK springs last longer and is more tolerant to corrosion. A perfect upgrade for your older...HKP-00348$5.74 -
HKP HK 91/93/33/53/G3 (5.56/.223) & (7.62x51/.308) Hex Buffer Screw - Front
HKP HK Parts
$0.69Enhanced Hex Style Buffer Screw New upgraded hex head style front buffer screw. Each buffer assembly uses 2 of these screws to affix the buffer to the back plate and central stock section. The old style buffer screws were used the older slotted head and...HKP-17883$0.69 -
H&K 91/93/33/53/G3 (5.56/ 223) & (7.62x51/.308) Buffer Screw Locking Washer - Zinc Plated
H&K Heckler & Koch
$0.25HK G3, 91, PTR & HK93, 33, 53 - Locking Washer For Small Buffer Screws New not surplus latest generation of G3, 91, PTR toothed locking washer. Zinc plated (galvanized) as to not corrode or rust like the older style units found on surplus stocks...HKP-17882$0.25 -
HKP HK 91/93/33/53/G3 (5.56/.223) & (7.62x51/.308) Bolt Carrier Assembly & Disassembly Tool
HKP HK Parts
$19.87HK Bolt Carrier Assembly & Disassembly Tool This tool is one of the best items you can buy if you are new to HK and plan on taking apart your bolt group for cleaning or maintenance. A must-have for all HK collectors and shooters. This is the original...HKP-00785$19.87 -
H&K 91/93/33/G3 Black Plastic Grips For Metal Grip Frames
H&K Heckler & Koch
$24.95Black Plastic Grips For Metal Grip Frames New Factory HK German. It is no longer in production and is hard to find. Compatible With: HKG3 HK91 HK93 HK33HKP-00526$24.95 -
HKP 93/91/33/53/G3/FMP21 (5.56/.223) & (7.62x51/.308) Rear Sight Base Weldment
HKP HK Parts
$29.95HK G3, HK91, PTR & HK93, 33 & 53, FMP21 Rear Sight Base Weldment New US manufactured billeted from solid ordnance grade bar stock. Perfect for roller lock or other custom builds. Each unit is precisely machined and the best rear base available...HKP-17386$29.95 -
MM HK 33/91/93/G3 5.56/.223 & 7.62x51/.308 Clubfoot With Heavy Rubber Buttpad
Michaels Machines
$229.95US-Made Clubfoot (21E/23E Style) Central Buttstock Section With US Heavy Rubber Buttpad Fits all HK 91/G3/21/23 and HK93/33/53 backplates and buffers. Just add your buffer and backplate and you are good to go. Great replacement or upgrade for your HK...HKP-01144$229.95 -
PTR HK 93/91/33/53/G3 (5.56/.223) & (7.62x51/.308) Central Stock Section With Butt Pad
PTR
$99.95U.S. HK 91, G3, PTR Central Stock Section Black With Butt Pad Compliant parts are hard to find and are important for keeping your HK G3, HK 91, HK33, and 93 build 922r compliant. Compatible With: HK G3, 91, PTR CETME HK 93, 33, 53 Other...HKP-00379$99.95 -
H&K German 5.56/.223 & 7.62x51/.308 Hammer Spring
H&K Heckler & Koch
$9.95New HK German Rifle Hammer Spring For All.308/.223 Semi & Full Auto Trigger Packs The 308/556 hammer spring is a popular upgrade to replace the hammer spring in 9mm and clones that have light primer hits. This is the factory-correct 25 lb. weight for...HKP-00194$9.95 -
H&K 91/93/33/53/G3 (5.56/.223) & (7.62x51/.308) Rear Stock Buffer With All Mounting Hardware
H&K Heckler & Koch
$24.95German HK G3, 91 & PTR91 Complete Rear Stock Buffer Assembly Each unit comes with all of the mounting hardware for installing the G3 buffer to your backplate assembly. Also fits the HK93, 33, and 53 fixed stocks as well (use the same buffer).HKP-00362$24.95 -
H&K 33/93/91/51/G3 (5.56/.223) & (7.62x51/.308) Paddle Mag Release - Standard
H&K Heckler & Koch
$8.95New HK German Paddle Magazine Release This item is a brand new H&K genuine part, not a used or surplus part. It's used for installation on all HK .223 & .308 HK rifles. Compatible With: HK 91 HK G3 HK 51 HK 93 HK 33 HK PSG-1 HK MSG-90HKP-01851$8.95 -
H&K German 5.56/.223 & 7.62x51/.308)Hammer Spring - Used
H&K Heckler & Koch
$4.95HK German Rifle Hammer Spring For All .308 & .223 Semi & Full Auto Trigger Packs The rifle 308/556 hammer spring is a popular upgrade in 9mm builds experiencing light primer hits. This is the factory correct 25 lb. weight for positive detonation...HKP-18066$4.95 -
Out Of Stock
H&K 33/91/93/G3 Replacement Carry Handle - Used
H&K Heckler & Koch
$34.95HK German replacement carry handle for HK91, G3, HK93, & HK33 Weapon Systems - Used DOES NOT INCLUDE THE BRACKET. BRACKET INCLUDED IN SECOND PICTURE IS FOR REFERENCE ONLY. HK German used surplus condition. Great replacement unit for handles...HKP-17150$34.95 -
H&K 93/91/33/53/G3 (5.56/.223) & (7.62x51/.308) Bolt Locking Lever Spring For Bolt Head
H&K Heckler & Koch
$4.95HK Bolt Carrier Bolt Locking Lever Spring New HK German factory bolt carrier locking lever spring for locking lever latch. Compatible With: HK G3, HK91 PTR models HK93, 33, 53 Other clones and custom buildsHKP-16274$4.95 -
H&K 33/91/G3 Triple Frame Front Sight Tower
H&K Heckler & Koch
$19.95Front Sight Tower Triple Frame G3/33 - German G3 triple frame all steel factory German front sight tower. Perfect for HK builds as well as HK-AK style sight conversions and builds. Compatible With: HK G3 HK G3K HK 93 HK 33HKP-18778$19.95 -
Michaels Machines Clubfoot with Heavy Rubber Buttpad Stock for HK Rifles - OD Green
Michaels Machines
$199.95Michaels Machines Clubfoot with Heavy Rubber Buttpad Stock for HK Rifles - OD Green US Made Clubfoot (21E/23E Style) Central Buttstock Section With US Heavy Rubber Buttpad in OD Green. Just add your buffer & backplate and you are good to go. Great...HKP-19041$199.95 -
H&K 33/91/G3 Complete Triple Frame Front Sight Tower
H&K Heckler & Koch
$24.95NEW HK German Front Sight Tower Triple Frame G3 triple frame in. Comes complete with sight blade and roll pin. Compatible With: HK G3 HK G3K HK 93 HK 33HKP-18777$24.95 -
H&K (5.56/.223) & (7.62x51/.308) Contact Piece For Paddle Mag Release
H&K Heckler & Koch
$29.95HK .223/556 & 308 Contact Piece For Paddle Magazine Release German HK manufacture. The contact piece is used in the magazine release assembly for the paddle mag release. Compatible With: HK 33, 53, 93 HK G3, 91, PTR91HKP-00465$29.95 -
H&K 33/91/93/53/G3 (5.56/.223) & (7.62x51/.308) Recoil Rod Stop Pin
H&K Heckler & Koch
$9.95G3, 91, PTR, 93, & 33 Recoil Rod End Cap New HK German recoil rod end cap or stop pin for HK factory recoil rods. This item retains the recoil spring on the recoil rod assembly. A great spare and wear and replacement part. Compatible With: HK G3, 91...HKP-01157$9.95 -
Out Of Stock
H&K 21E/23E/21/11/13 Barrel Grip Holder - German
H&K Heckler & Koch
$34.95H&K 21E/23E/21/11/13 (7.62x51/.308) & (5.56/.223) Barrel Grip Holder - German New old stock with handling marks from being bagged and shipped in bulk. German HK manufacture. We are told these are the last units found in Germany. Last call!HKP-16427$34.95 -
Brass Catcher For HK .308/762, 223/556 Rifles
$79.95Rigid Brass Catcher For HK91, G3, And PTR-91 Rigid brass catchers are uniquely designed to conform to the shape of the firearm. Snaps on and off instantly and are made from strong, lightweight, black textured plastic. Each holds a minimum of 60...HKP-00846$79.95 -
PTR HK 33/93/G3K Tactical Forearm
PTR
$129.95HK 33, 93, G3K & PTR (shorter length) Tactical Hand Guard - US Made This robust tactical forearm allows the addition of either 2, 3, 4, or 6-inch bottom and side rails, giving you the greatest ability to customize your rails and configuration of any...HKP-00367$129.95 -
H&K 23E/13E/G43 (7.62x51/.308) & (5.56/.223) Extractor
H&K Heckler & Koch
$119.95HK23E & HK13E Extractor New HK German and no longer in production. Compatible With: MM 23E HK 13EHKP-00818$119.95 -
H&K 93/91/33/53/G3 (5.56/.223) & (7.62x51/.308) Bolt Locking Lever Axle Pin
H&K Heckler & Koch
$9.95HK Bolt Carrier Bolt Locking Lever Axle Pin - G3, 91, PTR & HK93, 33, 53 Brand new HK German bolt locking lever axle pin or cylinder pin for HK locking levers. Compatible With: G3, 91, PTR HK 93, 33, 53 HK21, 23, 11, 13 PSG1, MSG90HKP-17624$9.95 -
HKP HK 23E/13E (7.62x51/.308) & (5.56/.223) Firing Pin - Titanium
HKP HK Parts
$49.95HK23E, MM23E, 13E Firing Pin - Titanium Grade 6 weapons grade titanium manufacture. Made in the USA. A must have upgrade to have on hand as the firing pin is one of the most abused components in the HK weapon system. Get the lightest, strongest firing...HKP-17770$49.95 -
H&K 91/93/33/53/G3 (5.56/.223) & (7.62x51/.308) Internal Buffer With Break Springs
H&K Heckler & Koch
$17.95HK German G3, 91, PTR & HK 33, 93 Internal Buffer Brake Spring New HK German Brake Springs for the standard buffer found on the HK G3, 91, PTR & HK93, 33, 53 rear stocks. Compatible With: All standard A2 fixed stock buffersHKP-17424$17.95 -
Out Of Stock
H&K 21E/23E (7.62x51/.308) & (5.56/.223) Recoil Spring
H&K Heckler & Koch
$79.95New German HK Factory 21E & 23E Recoil SpringHKP-02001$79.95 -
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 -
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 -
Out Of Stock
H&K 21E/23E (7.62x51/.308) & (5.56/.223) Barrel Handle
H&K Heckler & Koch
$79.95HK German Factory HK21E/23E & HK11E/13E Barrel Handle - New Factory German fiberglass/polymer extended E barrel handle. This is also considered an upgrade for older style HK21 barrel handles Compatible With: HK23E HK21E HK11E HK13E MM23E, 21E,...HKP-00243$79.95 -
Out Of Stock
H&K 21E/23E (7.62x51/.308) & (5.56/.223) Carry Handle
H&K Heckler & Koch
$0.00HK German HK21E, HK23E Carry Handle New HK German factory HK carry handle for the HK21E, HK23E series of firearms. This offering is the handle only. The carry handle can also be adapted to standard HK21 models as well as the following firearms. HK21...HKP-00576$0.00 -
Out Of Stock
H&K 91/93/33/53/G3 (5.56/.223) & (7.62x51/.308) 1200 Meter Rear Sight - 3rd Generation
H&K Heckler & Koch
$0.00HK German 3rd Gen 1200 Meter Rear Sight. New HK German Manufacture. No longer in productionHKP-00561$0.00 -
MM HK 21E/23E/MSG90 (7.62x51/.308) & (5.56/.223) Scope Mount
Michaels Machines
$899.95HK21E/23E Or MSG90 Quick Release Rail Scope Mount Made in the USA of the best material and to factory HK specs. First time offered and exclusively here at HKPARTS.NET.HKP-01924$899.95 -
On Sale
H&K (5.56/.223) & (7.62x51/.308) Contact Piece For Paddle Mag Release - USED - BLEMISHED
H&K Heckler & Koch
Now: $18.95Was: $29.95H&K (5.56/.223) & (7.62x51/.308) Contact Piece For Paddle Mag Release - USED - BLEMISHED USED. COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. German HK...HKP-00465-BNow: $18.95Was: $29.95 -
Out Of Stock
H&K 21/21E/23E/PSG1/MSG90 German Firing Pin Spring
H&K Heckler & Koch
$0.00HK German HK21E, HK23E Firing Pin Spring A must-have spare and replacement part. No longer in production. Compatible With: HK21E HK23E HK11E HK13 E HK21 HK MSG90 HK PSG1HKP-00816$0.00 -
H&K 21E (7.62x51/.308) Feed Mechanism Roller Axle
H&K Heckler & Koch
$64.95HK 21E & 23E Series Feed Mechanism Roller AxleHKP-02062$64.95 -
Out Of Stock
H&K 21E/23E (7.62x51/.308) & (5.56/.223) Barrel Case w/ Sling - 18 inch Barrels
H&K Heckler & Koch
$0.00HK German 21/23 Barrel Carrying Case W/ Sling (All Steel Heavy Duty) For All HK21/23 17.75 (18&) Inch Barrels. Rare and now out of production.HKP-00586$0.00 -
Out Of Stock
H&K 21E/23E (7.62x51/.308) & (5.56/.223) Barrel Case With Sling - 22 inch
H&K Heckler & Koch
$0.00HK German 21/23E Barrel Case With Sling (All Steel Heavy Duty) For All HK21/23E - 22 Inch BarrelsHKP-01151$0.00 -
Out Of Stock
H&K 21E/23E (7.62x51/.308) & (5.56/.223) Bipod
H&K Heckler & Koch
$0.00HK 21 Bipod NEW HK German- NEW HK German HK21 old style bipod. Fits all HK21, 11,13 and HK21/23E's. No longer in production these are the last units HK made and will have available. Last call.HKP-00565$0.00 -
Out Of Stock
H&K 21E/23E (7.62x51/.308) & (5.56/.223) Extractor Cylindrical Pin
H&K Heckler & Koch
$0.00HK 21E, HK 23E Extractor Cylindrical Pin This part holds the extractor in place on the bolt head. A great spare to have on hand.HKP-00863$0.00