BlackStar 10-8V1250J STL - QD Sheave General Purpose The 9/3V710 has a 3/8"

The 9/3V710 has a 3/8" width

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Belt Section XPA Sub-Type Cogged Width 13mm Thickness 10mm Length 1900 mm Material Neoprene Reinforcement Polyester Cord Color Black Performance Premium Temperature Range -30°F to 185°F

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BlackStar 10-8V1250J STL - QD Sheave General Purpose The 9/3V710 has a 3/8"The BlackStar 10 8V1250J STL is a 10 groove qd sheave for 8V section belts, manufactured from cast iron. Requires a QD Type J Bushing (sold separately). Specifications Part Number 10 8V1250J STL Product Type QD Sheave Number of Grooves 10 Belt Profile 8V Outside Diameter 12. 50" Bushing Required QD Type J Bushing Material Cast Iron Approx. Weight 171. 600 lbs Pitch Diameter 12. 5" Compatible Belts 8V Bushing Required This sheave requires a QD Type J