The Phoenix 3/4in. x 2 1/2in. V-Belt Pulley is a heavy-duty split steel pulley fabricated from solid steel stock. Replacement for lawn and garden, farm and agricultural, and industrial equipment. U.S.A. Compatible With: Outdoor power equipment, Bore Diameter (in.): 3/4, Product Style: V-belt pulley, Material Type: Split steel, Part Type: Pulleys, Pulley Diameter (in.): 2 1/2