Leapers UTG Pro Ruger 10/22 Picatinny rail mount. Features: - the Michigan difference- enhanced precision, material strength and quality control, replacing our classic mnt-22towl - precision machined from Aircraft grade aluminum with matte black hard coat anodize - 4.67" length with 11 Picatinny rail slots for dot sights, rear sights, and flexible positioning of magnified optics for proper eye relief adjustment - low profile design with u-cut for weight reduction - contoured bottom perfectly fits Ruger 10/22 with drilled and tapped receiver. Includes: - Assembly screws for simple and friendly installation - no gunsmith required. Specifications: - rail type: Picatinny/Weaver - number of rails: 1 - material: aluminum - length: 4.67" - width: 0.83" - height: 0.35" - weight: 1.30 oz - color: black