The Troy MRF is the strongest user-installed free-floating rail system in the world. Troy MRFs are available for all M16/M4 weapon systems equipped with the original factory barrel nut. The MRF’s patented mounting system reinforces the barrel nut with a sturdy clamp and anti-rotation alignment lugs. Troy MRF BattleRails provide an uninterrupted rail extension and hand guard aligned perfectly with the host weapon’s flat-top receiver.

- 7" MRF-C Rail System for all M4/M16 Type Carbine.
- Adds only 4 oz. to weight of M4.
- Accepts Quick Detach 360 push-button swing swivel.
- Black