Type:H sheaves,pilot bore sheaves, 3V-5V-8V pulleys, A/B-C-D type pulleys; Surface treatment: painted or phosphated ; Bore: QD Sheaves 、TB Sheaves 、Pilot Bore Sheaves、Sheaves With Split. Taper Bushing(H、P1 & P2)and Single Groove Light Duty Sheaves (all types).