BlackStar H78A15R - 78 Pitch A-Plate Sprocket - 15 Tooth 3.3/16" The BlackStar 120A18R is a

The BlackStar 120A18R is a 120 pitch A-Plate roller chain sprocket with 18 teeth

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BlackStar H78A15R - 78 Pitch A-Plate Sprocket - 15 Tooth 3.3/16" The BlackStar 120A18R is aThe BlackStar H78A15R is a 78 pitch A Plate roller chain sprocket with 15 teeth, precision manufactured from SAE 1045 steel with induction hardened teeth for extended wear life and features machine cut tooth profiles for smooth, reliable chain engagement. Specifications Part Number H78A15R Chain Pitch 78 Number of Teeth 15 Bore Type Plain Bore Hub Style A Plate Strand Count Single Material Steel Hardened Teeth Yes Approx. Weight 24. 600 lbs Cross