Celestron 82030 RSR Binocular Tripod Adapter, Heavy Duty (Black) Universal -20 tripod mount-- Ideal for large objective binoculars like the Celestron Echelon, SkyMaster, Cavalry, and Cometron models Compatible with any standard tripod head or tripod mounting plate No tool setup for tripod adapter or reflex sight rail Tripod adapter and reflex sight rail attach quickly and easily to both the tripod and the binocular Offers a secure platform for mounting a reflex sight such as the StarPointer Pro or StarPointer Finderscope