Lion Gears AS-A12FST Model AR15/M4 Steel Dual 4&5-Prong Front Sight Adjustment Tool Black Short. 8 in Condition: New Weight: 1.3 oz Features of Lion Gears AR15/M4 Steel Dual 4&5-Prong Front Sight Adjustment Tools Unique Design with Wrench Through Hole for Applying Additional Torque Patterned Surface for Easy Grip Steel Structure and Lightweight (1.3 oz) Material: Steel Length: 2.8in/72mm Weight: 1.3Oz/36.9g Package Contents: Lion Gears AR15/M4 Steel Dual 4&5-Prong Front Sight Adjustment Tools What firearm models does the manufacturer say Lion Gears AR15/M4 Steel Dual 4&5-Prong Front Sight Adjustment Tools is compatible with? The manufacturer suggests that Lion Gears AR15/M4 Steel Dual 4&5-Prong Front Sight Adjustment Tools is compatible with AR-15 M4Lion Gears LG-AS-A12FST: AS-A12FST Model AR15/M4 Steel Dual 4&5-Prong Front Sight Adjustment Tool Black Short