H&K HK MR556/416 Slim Line Retractable Stock - Black
New from HK Germany the slim line retractable stock fits all commercial & mil-spec AR-15/M16 buffer tubes. Marked with the HK logo and issued on specialized HK 416, MR556 rifles.
Compatible With:
- HK416
- HK MR556
- AR15
- M4
- M16
