BlackStar 4-5V670SK - QD Sheave Roller Clutch Bearing The Megadyne 7/3V450 is a

The Megadyne 7/3V450 is a banded (7-rib) 3V V-belt with a 45

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BlackStar 4-5V670SK - QD Sheave Roller Clutch Bearing The Megadyne 7/3V450 is aThe BlackStar 4 5V670SK is a 4 groove qd sheave for 5V section belts, manufactured from cast iron. Requires a QD Type SK Bushing (sold separately). Specifications Part Number 4 5V670SK Product Type QD Sheave Number of Grooves 4 Belt Profile 5V Outside Diameter 6. 70" Bushing Required QD Type SK Bushing Material Cast Iron Approx. Weight 13. 600 lbs Pitch Diameter 67. 0" Compatible Belts 5V Bushing Required This sheave requires a QD Type SK Bushing to