BlackStar AS27 1/2 - Fixed Bore Sheave per-foot The D&D Global 10/B171 is

The D&D Global 10/B171 is a standard V-belt featuring Classical B-section dimensions

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The Gates 3/C108 Hi-Power II PowerBand V-Belts 90943108 is a banded V-belt featuring Classical C-section dimensions

so the 4/D315 interchanges with Gates 4/D315

so a 3/D165 from any major manufacturer shares the same dimensions and runs on the same pulleys/sheaves

BlackStar AS27 1/2 - Fixed Bore Sheave per-foot The D&D Global 10/B171 isThe BlackStar AS27 1 2 is a qd sheave, manufactured from cast iron. Specifications Part Number AS27 1 2 Product Type QD Sheave Material Cast Iron Approx. Weight 5. 0 lbs Belt Profile A Cross references: Browning AS27 1 2, Martin AS27 1 2, Maska AS27 1 2