AAC SquareDrop ACC Rail 3 Inches Matte Black

3 inch picatinny accessory rail is made of Type 3 hard coat anodized 6061-T6 aluminum. Mounting hardware (nut/screw) is made of stainless steel. Snag-resistant design and 5-slots complement perfectly the AAC squaredrop handguard, or any Keymod handguard. Full-featured dual recoil lugs ensure long-term durability and solid lock-up. Comes with nuts and screws pre-assembled to simplify attachment. Includes install wrench.