Delta, Mid-Length, M-LOK, -BLK
TROY’s Delta BattleRails® install easily without the removal of the delta ring, barrel nut or fixed front sight. Easily accepts rail mounted lights; that will mount flush with the front sight. Add smaller rail segments where needed without having the added weight of a full-length rail system. Features two built-in QD Swivel Mounts. Available in Black PATENT US 8578642 B2.