Pulley outside diameter:2 inch,1 Groove. Standard V-Belt Pulley: For V-Belt Section A,AX,3L,4L AK20 5/8 TRANSMISSION PULLEY Buy online from BDI – Bearing Distributors, Inc. at Its surface is coated with a layer of gray electrophoretic paint, providing excellent rust resistance. The pulley is formed through casting, using material that meets the American standard ASTM G3000, resulting in a product that is sturdy and durable. Select 7/8 In To 3-1/2 In Quick Detachable Bushed Bore 5 Groove V Belt Pulley 113 In Od 5v1135 Exclusive Benefits · Fits Shaft Dia. 5/8 in, Fixed Bore. · Pulley Outside Dia.: 2 inch, Single Groove. · Pulley Material Cast Iron, None Bushing Required One is above the keyway, and the other is at a 90° position. Inside are two screws used to fix the shaft. Sheaves are accurately machined from fine grained cast lron Statically balanced, Surface anti rust spraying,Screws quantity:2 5/8 Bore Pulley With Keyway Single Groove Fixed Bore Cast Iron Pulley 5/8" Bore X 2.00 Single Groove Pulley 2 Inch The pulley is formed through casting, using material that meets the American standard ASTM G3000