These lightweight 3 inches mini picatinny rails, designed for mounting on ViperSkins or TITAN22, are crafted from bar stock aluminum and hard anodized to offer exceptional resistance to scratches and dents. They provide a universal mounting surface suitable for lights, IR illuminators, night vision devices, sling mounts or any other equipment you may need in the field. Non-rotating quick-detach (QD) sling mount - a secure attachment point designed to prevent rotation, ensuring stability and reliability for tactical gear The product features a Mil-Spec type III hard anodized finish in black, ensuring enhanced durability and resistance to wear and corrosion The QD 3 inches mini rail includes two screws and can be swiftly installed on any model of ViperSkins or Titan22 stock, ensuring compatibility and ease of use