Beam Clamp Beam Clamp Type C-Clamp Beam Mount Location Bottom Top Clamp Length 0.75 in Clamp Material Cast Iron Clamp Material Finish Electro-Galvanized Clamp Width 1.13 in For Beam Shape/Type H-Beam I-Beam For Threaded Rod Size 1/2 in Load Capacity 950 lb Standards cUL Listed FM Approved UL Listed