Leapers UTG super slim Picatinny riser mount, 0.5" height, 13 Slot. Features: - a fresh look precision CNC machined from 6061-T6 Aircraft grade aluminum and finished in a matte black anodize - distinctive scalloped Picatinny slots for snag free accessory mounting - continuous rail edge design allows the installation of multiple riser mounts side by side to form one continuous Picatinny rail - utilizes locking torx screws and square-shaped integral recoil stops for a secure zero hold - 5.5" in length with a 0.5" saddle height and 13 Picatinny slots for accommodate many different optics - significant lightening cuts massively reduce weight resulting in a fully capable, light weight, and aesthetically pleasing Picatinny riser mount. Includes: - T20 torx allen wrench for a simple and friendly installation. Specifications: - length: 5 1/2" - saddle height: 1/2" - number of slots: 13 - finish: black.