BlackStar 50B38 - 50 Pitch B-Hub Sprocket - 38 Tooth 1.5/16" so a 120-S8M-1776 from any

so a 120-S8M-1776 from any major manufacturer shares the same dimensions and runs on the same pulleys/sheaves

The D&D Global 7/5V560 is a standard V-belt featuring Narrow wedge 5V dimensions

Belt Section K Belt Type Micro-V / Multi-Ribbed Width 3577

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BlackStar 50B38 - 50 Pitch B-Hub Sprocket - 38 Tooth 1.5/16" so a 120-S8M-1776 from anyThe BlackStar 50B38 is a 50 pitch B Hub roller chain sprocket with 38 teeth, precision manufactured from SAE 1045 steel and features machine cut tooth profiles for smooth, reliable chain engagement. Specifications Part Number 50B38 Chain Pitch 50 Number of Teeth 38 Minimum Bore 3 4" Maximum Bore 2 1 4" Bore Type Plain Bore Hub Style B Hub Strand Count Single Material Steel Outside Diameter 7. 92" Pitch Diameter 7. 569" Approx. Weight 6. 08 lbs Cross