Dual Front Sight Tool Features The convenient pocket-sized tool adjusts front sight elevation for both A1 and A2 AR-15 style weapons. Dual Front Sight Tool Specifications Optimal Length and Slimmer Ergonomic Design for Ease of Use One Piece Precision Machined Steel Part Adjust Elevation of either 4-Prong or 5-Prong A1/A2 Front Sight Post Patterned Surface for Easy Grip Material: Steel Weight: 1.4 oz