BlackStar 4-3V450SDS STL - QD Sheave Tapered Adapter 6/5V800 is a standardized industry

6/5V800 is a standardized industry size

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BlackStar 4-3V450SDS STL - QD Sheave Tapered Adapter 6/5V800 is a standardized industryThe BlackStar 4 3V450SDS STL is a 4 groove qd sheave for 3V section belts, manufactured from cast iron. Requires a QD Type SDS Bushing (sold separately). Specifications Part Number 4 3V450SDS STL Product Type QD Sheave Number of Grooves 4 Belt Profile 3V Outside Diameter 4. 50" Bushing Required QD Type SDS Bushing Material Cast Iron Approx. Weight 4. 400 lbs Pitch Diameter 45. 0" Compatible Belts 3V Bushing Required This sheave requires a QD Type SDS