BlackStar 6-3V650SK STL - QD Sheave Series-P2 What is the Megadyne 17/D360

What is the Megadyne 17/D360 used for

The 10/8V1180 has a 1" width

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The Gates 6863BR BladeRunner Belts is a standard V-belt featuring Classical B-section dimensions

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BlackStar 6-3V650SK STL - QD Sheave Series-P2 What is the Megadyne 17/D360The BlackStar 6 3V650SK STL is a 6 groove qd sheave for 3V section belts, manufactured from cast iron. Requires a QD Type SK Bushing (sold separately). Specifications Part Number 6 3V650SK STL Product Type QD Sheave Number of Grooves 6 Belt Profile 3V Outside Diameter 6. 50" Bushing Required QD Type SK Bushing Material Cast Iron Approx. Weight 12. 500 lbs Pitch Diameter 65. 0" Compatible Belts 3V Bushing Required This sheave requires a QD Type SK