BlackStar 4-3V600SK STL - QD Sheave PowerGrip Timing Pulley 150-S8M-680 is a standardized industry

150-S8M-680 is a standardized industry size

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BlackStar 4-3V600SK STL - QD Sheave PowerGrip Timing Pulley 150-S8M-680 is a standardized industryThe BlackStar 4 3V600SK STL is a 4 groove qd sheave for 3V section belts, manufactured from cast iron. Requires a QD Type SK Bushing (sold separately). Specifications Part Number 4 3V600SK STL Product Type QD Sheave Number of Grooves 4 Belt Profile 3V Outside Diameter 6. 00" Bushing Required QD Type SK Bushing Material Cast Iron Approx. Weight 9. 100 lbs Pitch Diameter 60. 0" Compatible Belts 3V Bushing Required This sheave requires a QD Type SK