HK 21/23/11 Series
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Out Of Stock
H&K 21 (7.62x51/.308) Countersunk Screw - 6x12MM
H&K Heckler & Koch
$4.95HK 21 Countersunk Screw - 6x12MMHKP-16424$4.95 -
H&K 21E/23E/11E (7.62x51/.308) & (5.56/.223) #9 Locking Piece - 40 Degree
H&K Heckler & Koch
$149.95New HK German #9 Locking Piece The number 9 locking piece is 40 degrees. This will work with both .223 & .308 firearms and for custom builds and applications. This item is no longer available from HK and is out of production. Compatible With:...HKP-00548$149.95 -
H&K 93/53/33 & HK21E/23E Cocking Handle Pivot Pin
H&K Heckler & Koch
$18.95H&K 93/53/33 & HK21E/23E Cocking Handle Pivot Pin This genuine H&K cocking handle pivot pin allows smooth operation of the charging handle assembly. While the nipple on the 21E pin is slightly shorter than the 33 pin, it remains fully...HKP-21746$18.95 -
Michaels Machines HK21E/PSG1/MSG90 Extractor
Michaels Machines
$275.95Michaels Machines HK21E/PSG1/MSG90 Extractor An essential replacement component to keep that HK21E running flawlessly. The extractor is a common wear item and no longer in production from HK. The MM extractor is an exact replica of the...HKP-21632$275.95 -
H&K HK21E/HK23E Rear Sight Base
H&K Heckler & Koch
$193.95H&K HK21E/HK23E Rear Sight Base Genuine HK German rear site base. Requires post installation machining to accommodate a scope. Compatible With: HK21E HK23EHKP-21508$193.95 -
H&K HK23E Recoil Spring - 5.56/.223
H&K Heckler & Koch
$79.95New German HK Factory HK23E Recoil SpringHKP-02001$79.95 -
On Sale
FMP HK 21 Stripped Bolt Carrier
Now: $387.95Was: $499.95FMP HK 21 Stripped Bolt Carrier New old stock stripped HK21 FMP Full auto bolt carrier. It is missing the catch lever assembly (see pictures). May have storage marks or light rust on the unfinished bottom portion. Long since out of production and no...HKP-20034Now: $387.95Was: $499.95 -
Out Of Stock
H&K 21E/23E (7.62x51/.308 & 5.56/.223) 4 Position Trigger Housing
H&K Heckler & Koch
$3,294.95H&K 21E/23E (7.62x51/.308 & 5.56/.223) 4 Position Trigger Housing This 4 position trigger housing is designed for factory HK21E and HK23E firearms. It is an excellent spare to have on hand for your HK belt-fed firearm, providing reliable...HKP-00248$3,294.95 -
Out Of Stock
H&K 91/G3 (7.62x51/.308) Magazine Loader
H&K Heckler & Koch
$0.00HK Factory Loader for HK 91/G3 Magazines Compatible With: HK 91 magazines HK G3 magazines PTR-91 Magazines HK PSG1 magazines HK MSG-90 magazines HK 90 series 308 magazinesHKP-00221$0.00 -
HKP HK 21 (7.62x51/.308) Feed Mechanism Latch Lever
Michaels Machines
$69.95HK21 Feed Mechanism Latch LeverHKP-00235$69.95 -
$25.95 -
Out Of Stock
HK 416/MP5 Sling Swivel
HKP HK Parts
$34.95HK 416/MP5 Sling Swivel Sling swivel for the Walther 416 and MP5 .22 rifles. This will attach to the quad rail on the 416 to give you an attachment point for a 2 point sling. May also be used with the an MP5 that has a tri rail set up.HKP-16318$34.95 -
HKP Single Point Leather Sling - Brown
HKP HK Parts
$49.95Single Point Leather Sling - Brown Our leather sling utilizes two HK style sling hooks to attach to a single mounting point. Designed to replicate the original, out of production, German HK offering. Each sling is handcrafted in the US by a German...HKP-20161$49.95 -
H&K Hammer and Pressure Shank Pin - 90 Series
H&K Heckler & Koch
$3.95H&K Hammer and Pressure Shank Pin - 90 Series For pinned-style hammer and shanks, this pin securely holds the two components together. This original H&K production part has never been installed. Made from correct German-spec steel to meet exact...HKP-21854$3.95 -
RCM HK 23E (5.56/.223) Locking Piece #20 - 70 Degree
RCM
$49.95New US-Made #20 Locking Piece - 70 Degree For HK23E New US-manufactured RCM # 20 70-degree locking piece for HK23E and other custom builds. Made from the finest ordnance grade steel and heat treated to perfection. A perfect spare for your...HKP-02525$49.95 -
$9.95 -
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 -
H&K HK21 FMP Complete Build Kit - Matching Numbers - 14.5" Barrel
HKP HK Parts
$3,994.97HK21 Complete Build Kit- Matching Numbers - 14.5" Barrel HK Parts bring you yet another exhaustive parts kit. Our numbers matching HK21 kit includes everything you need to resurrect an iconic classic and hit the range for some belt-fed action...HKP-21848$3,994.97 -
Out Of Stock
KNS Precision HK Push Button Take Down Pin - Large
KNS Precision
$24.99KNS Precision HK Push Button Take Down Pin - Large .275" This 7mm (.275") diameter take-down pin has a spring-loaded push button. When the button is depressed, the stainless steel keeper detents retract for easy pin removal. The pin is designed to...HKP-21388$24.99 -
MM Registered Sear Pack - Re-Timed Hammer - Belt-Fed
Michaels Machines
$198.95MM Registered Sear Pack - Re-Timed Hammer - Belt-Fed Billeted re-timed Hammer that has been professionally re-timed by Michael's Machines for belt-fed HK firearms with registered sear packs. A one piece billeted HK re-timed hammer is the necessary...HKP-16996$198.95 -
RCM HK23E Barrel - CHF
RCM
$699.95RCM HK23E Barrel RCM HK23E light profile barrels are made from mil-spec 41V50 CHF blanks that are fully salt bath nitrided for optimal wear and corrosion resistance. These barrels are the finest out there to complete your HK23E or HK13 build. These are...HKP-21837$699.95 -
Out Of Stock
H&K HK11 LMG 7.62×51mm NATO Parts Kit
H&K Heckler & Koch
$0.00H&K HK11 LMG 7.62×51mm NATO Parts Kit HK 11 Parts Kit 7.62x51mm demilled to BATFE specs with 2 spare G3 aluminum magazines. The HK11 was built during the 70’s and 80’s. These are interchangeable with other HK Variants and can be...HKP-20912$0.00 -
H&K HK21E/23E Hammer & Strut Assembly
H&K Heckler & Koch
$339.95H&K HK21E/23E Hammer & Strut Assembly This original HK hammer and pinned strut assembly is sourced directly from Germany, providing the correct replacement or perfect upgrade for your HK21E or HK23E. Most U.S. HK21E/23E-style firearms are...HKP-21855$339.95 -
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 -
H&K 11/21E/23E Bipod - Surplus
H&K Heckler & Koch
$447.95H&K HK21 Bipod HK - German Used/surplus HK German HK21 old style bipod. No longer in production and only available in limited quantities from military surplus stashes. Compatible With: HK11 HK21, 21E, FMP21 HK23, 23EHKP-00565$447.95 -
Out Of Stock
H&K 11E (7.62x51/.308) Bolt Carrier
H&K Heckler & Koch
$899.95HK 11E bolt carrier HK21E to HK11E bolt carrier used to convert an HK21E to an HK11E to accept HK91/G3 style magazines. This is the HK11E bolt carrier only. Includes: HK 11E Bolt Carrier Last units no longer made- these were the LAST units HK Germany...HKP-16492$899.95 -
Out Of Stock
H&K 11E Magazine Exchange Kit
H&K Heckler & Koch
$0.00HK 11E Magazine Exchange Kit- AS SHOWN HK21E to HK11E conversion kit to convert an HK21E to an HK11E to accept HK91/G3 style magazines. Converts from belt fed to a magazine fed on one platform of firearm. Includes: HK 11E Bolt Carrier Group Complete (no...HKP-02112$0.00 -
Out Of Stock
H&K 21 (7.62x51/.308) Firing Pin
H&K Heckler & Koch
$0.00HK German 21 Firing Pin - Old Stock Compatible With: HK21HKP-00546$0.00 -
Out Of Stock
H&K 21 3 Position Trigger Housing - RARE
H&K Heckler & Koch
$0.00H&K 21 3 Position Trigger Housing - RARE This rare 3 position trigger housing features Mexico markings and is designed specifically for the HK21. It is a unique find, never before offered, and has never been available with this...HKP-19394$0.00 -
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) Cartridge Guide
H&K Heckler & Koch
$999.95HK German 21E Cartridge Guide Complete Brand new HK German .308 HK21E feed mech cartridge guide.HKP-02431$999.95 -
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 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) 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 -
Out Of Stock
H&K 21E/23E (7.62x51/.308) & (5.56/.223) Factory Brass Catcher
H&K Heckler & Koch
$0.00HK21E & HK23E Factory Brass Catcher- New HK German HK21E and HK23E brass catcher with quick release system for taking the unit on and off in a snap. Compatible With: HK23E HK21E MM23E & MM21E modelsHKP-00814$0.00 -
Out Of Stock
H&K 21E/23E (7.62x51/.308) & (5.56/.223) Factory Ejector Lever
H&K Heckler & Koch
$0.00New HK21E, HK23E Factory German HK Ejector Lever Perfect for spare parts and for upgrading the MM guns and other clones with the factory HK ejector lever. Compatible With: HK 21E HK 23E HK 11E HK 13E MM23E, MM21EHKP-01234$0.00 -
Out Of Stock
H&K 21E/23E (7.62x51/.308) & (5.56/.223) Latest Production Bipod
H&K Heckler & Koch
$0.00New HK German 21/23E Latest Production Bipod No longer in production or available. Compatible With: Older HK21's MM23 MM11 MM13 as well as other HK21-type buildsHKP-00563$0.00 -
H&K 21E/23E (7.62x51/.308) & (5.56/.223) Steel Recoil Rod Guide Ring
H&K Heckler & Koch
$19.95HK 21E & HK 23E Recoil Rod All Steel Guide RingHKP-02063$19.95 -
H&K 21E/23E Backplate
H&K Heckler & Koch
$289.95H&K 21E/23E(7.62x51/.308) & (5.56/.223) Backplate These factory German HK21E/23E back plates are no longer in production. Grab yours before they are gone for good!HKP-00241$289.95 -
Out Of Stock
H&K 23E (5.56/.223) Factory Extractor Spring
H&K Heckler & Koch
$0.00HK23E Factory German Extractor Spring Rare and hard to find. This is a new HK German part.HKP-00819$0.00