Troy BattleRail TRX Extreme Quick-Attach Rail 4.2 Inch With Swivel Hole Black

The Troy Quick Attach Rail Sections secures with two screws to a backer on the inside of certain Troy Rails. For use on Alpha" Delta" TRX 308" TRX Extreme" Troy HK rails and T-22 Sport Chassis" M7 Uppers and M7 Kit" the Troy Quick Attach Rail sections accommodate a full range of accessories and installing them solidly onto the rail.