4" OD Weldable Pulley fits - A Belts (0.50 W") & B Belts (0.66" W) Groove for W-Series Hub.

Weld 4-1/2’’ diameter and smaller on both sides.
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4" OD Weld-A-Pulley Fits A (0.50 W") & B Belts (0.66" W) (Hub sold separately)

27.95

4" OD Weldable Pulley fits - A Belts (0.50 W") & B Belts (0.66" W) Groove for W-Series Hub. Weld 4-1/2’’ diameter and smaller on both sides