V-Belt Pulley, 1/2"Fixed, 4"OD, Zamak3 Price For: Each Set Screw Included: Yes Construction: Solid Number of Grooves: 1 Item: V-Belt Pulley Pulley Bore Type: Fixed Bore Pulley Type: Standard V-Belt Pulley For V-Belt Section: 3L, 4L, A Bushing Required: None Pulley Material: Die Cast Zamak 3 3L Belt Pitch Dia.: 3.55" Fits Shaft Dia.: 1/2" Pulley Bore Dia.: 1/2" Pulley Outside Dia.: 4.00" 4LA or A Belt Pitch Dia.: 3.85" 4L, A, or AX Belt Pitch Dia.: 3.85" Country of Origin (subject to change): United States