Material:Aluminum - Weight: 6.9 oz - Pieces: 1 - Rail Type: Picatinny/Weaver - No. of Rails: 1 - Length: 5.7 - Width: 1.75 - Height: 1.2 - High Profile Riser Mount for Rifles with Picatinny Rail - 5.7 Long Picatinny Rail with 13 Slots and STANAG Feature for Flexible Accessory Application - Clever Retention Thumb Nuts and Locking Plate for Quick Easy Installation - Precision Made from Aircraft Aluminum with Matte Black Anodizing - 1.0 Saddle Height with See-through Design