Steel Body With Manganese Phosphate Coating Easily Adjustable 1 Click-1 MoA Anodized Black Finish on Aluminum Quick Deploy / Low Profile Compatible With MIL-STD-1913 (Picatinny) Front Sight Adjustable – Tool Included Weight of Sights and Tool: 4.9 oz 7075 T6 Aluminum Frame With Hard Type 3 Anodizing Vertical and Horizontal Position Locking Design Weight of Sights: 3.8 oz