product name: XL-20 teeth timing belt pulley AF-type synchronous wheel
tooth shape: trapezoid shaped tooth
teeth pitch: 1/5" (5.08mm) ; tooth width: 11mm(for 10mm width belt)
material: aluminium alloy
bore size: 5/6/6.35/7/8/10/12/12.7/14/15/16/17/18/19/20mm; set screw: 2*M4

pack quantity: 1pcs