BlackStar 2C100SF - QD Sheave 2.5/16" so a 1192-8M-50 from any

so a 1192-8M-50 from any major manufacturer shares the same dimensions and runs on the same pulleys/sheaves

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Dayco B472

What is 12/C158 used for

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BlackStar 2C100SF - QD Sheave 2.5/16" so a 1192-8M-50 from anyThe BlackStar 2C100SF is a 2 groove qd sheave, manufactured from cast iron. Requires a QD Type SF Bushing (sold separately) to mount to your shaft. Specifications Part Number 2C100SF Product Type QD Sheave Number of Grooves 2 Outside Diameter 10. 40" Material Cast Iron Approx. Weight 22. 000 lbs Belt Profile C Bushing Required QD Type SF Bushing Pitch Diameter 10. 0" Compatible Belts C Bushing Required This sheave requires a QD Type SF Bushing to