Tama MC66 Universal Fast Clamp

Tama MC66 Universal Fast Clamp The MC66 Universal Fast Clamp has two sides, one side that can hold or attach to pipes with diameters from 3/4" to 1-1/8" (19.1mm to 28.6mm) and the other side is a ratchet holder that can hold a 7/20" to 1/2" (9mm to 12mm) rod at all different angles.