Bipods for Rifles and clamps made from T6061 aluminum with Type-III hard-anodized finish, offering superior durability and strength M5 Thread mounting socket at the base compatible with Bipod ARCA-Swiss Bipod Standard Quick Release Plate Adapter can be mounted to a bipod, locked in one second, and adjusted for the required angle Optimized for rapid one-handed adjustments Compatible with both ARCA-Swiss and FANAUE Tripod/Bipod equipment The adapter is 2.36 inches long and weighs only 3.7 ounces, making it small and convenient For use with Bipod or FANAUE Tripod only