Description
Heckler and Koch Buffer Tube Castle Nut for HK G28, HK417 and HK MR762
New HK German G28 castle nut for the HK MR762, HK417, and G28 models. Black in color. This is the proper part for use with the G28 buffer tube and stock upgrades.
Compatible With:
- HK417, MR762
- HK G28 DMR
