HK21 / HK23 / HK11 Series

HK21 Complete Build Kit- Non Matching Numbers - 14.5" Barrel HK Parts bring you yet another exhaustive parts kit.  Our HK21 kit includes everything you need to resurrect an iconic classic and hit the range for some belt-fed action. Paired with...

Michael's Machines HK 21 (7.62x51/.308) Factory Style T-Rail Set HK21 US-made rails for all HK21 builds. This is similar to the rails above, only prepped/cut for the HK21 feed mechanism.  

HK23E & HK13E Extractor New HK German and no longer in production. Compatible With: MM 23E HK 13E

HK21 Complete Build Kit- Non Matching Numbers HK Parts brings you another exhaustive parts kit. Our HK21 parts kit includes everything you need to resurrect an iconic classic and hit the range for belt-fed action. We also included our own hanger with a...

SchleTek Carbon Cleaner 150 ml Pump SchleTek Carbon Cleaner is a powerful, fast-acting solution designed to remove stubborn carbon buildup from firearms, suppressors, bolts, gas systems, and other precision components. Its advanced formula penetrates...

Saw Box (M249) Adapter For HK23E Or MM23E Belt Feds  

H&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.

HK21E/23E Or MSG90 Quick Release Full Picatinny Rail Scope Mount Rock-solid scope made in the USA to factory HK specs. Available exclusively at HK Parts. Please Note: These units are shipped in bulk and will have handling marks on the rails. Units are...

Original Surplus German HK Leather - Well Used with No Loop Pulled from German military G3 rifles. Last of the remaining units, get them before they are gone. Compatible With: HK91, G3 PTR91, CETMEHK93 HK33, HK53 HK94 MP5 HK clones Other custom...

H&K MG3 50 Round Assault Drum H&K manufactured 50-round drum for the MG3. Unissued, but may have light marks or dust from long-term storage. Clips onto MG3 feed trays. With minor modifications, these can be run on HK21, HK21E, and HK51B setups...

H&K HK21 Cocking Lever Support Authentic HK production cocking lever support for the HK21/A1. This NOS part hails directly from Germany, ensuring the quality and precision of original HK components. Compatible With: HK21 HK21-A1

HK21 & 21E Carry Handle Axle Elbow Spring This part is needed and is used in conjunction with the actual carry handle, axle, axle spring, and (2) E-clips. This is the elbow spring portion of the needed part for the assembly.