2”, 3-gang cube mold. Cast cubes in a diagonal arrangement with a detachable brass base plate. Wing nut clamps lock the mold to the base while stainless thumb screws secure halves tightly together. Optional cover plate available. Conforms to ASTM C109, ASTM C141, ASTM C311, ASTM C472, ASTM C579, ASTM C87, ASTM C91, ASTM C942 & AASHTO T-106