BlackStar 4-3V500SDS STL - QD Sheave copper The Megadyne 7/5VX750 is a

The Megadyne 7/5VX750 is a banded (7-rib) 5VX V-belt with a 75

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The 1120-P8M-50 is a timing belt from D&D Global's Dura-Precision Torque - P8M Series line

BlackStar 4-3V500SDS STL - QD Sheave copper The Megadyne 7/5VX750 is aThe BlackStar 4 3V500SDS 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 3V500SDS STL Product Type QD Sheave Number of Grooves 4 Belt Profile 3V Outside Diameter 5. 00" Bushing Required QD Type SDS Bushing Material Cast Iron Approx. Weight 5. 700 lbs Pitch Diameter 50. 0" Compatible Belts 3V Bushing Required This sheave requires a QD Type SDS