BlackStar 41SK80 - 41 Pitch QD Sprocket - 80 Tooth 1.15/16" 12/C150 is a standardized industry

12/C150 is a standardized industry size

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BlackStar 41SK80 - 41 Pitch QD Sprocket - 80 Tooth 1.15/16" 12/C150 is a standardized industryThe BlackStar 41SK80 is a 41 pitch QD roller chain sprocket with 80 teeth, precision manufactured from SAE 1045 steel and features machine cut tooth profiles for smooth, reliable chain engagement. This sprocket requires a QD Type SK Bushing (sold separately). Specifications Part Number 41SK80 Chain Pitch 41 Number of Teeth 80 Maximum Bore 2 5 8" Bore Type QD Hub Style QD Bushing Required QD Type SK Bushing Strand Count Single Material Steel Outside