BlackStar H100BS15 2 3/8 K2S - 100 Pitch Finished Bore Sprocket - 15 Tooth - 2-3/8" Bore TL1215 com/s/files/1/0666/7721/products/Banded_VF_Belts_3282574e-54fb-4e29-bb62-83d002534b0b

com/s/files/1/0666/7721/products/Banded_VF_Belts_3282574e-54fb-4e29-bb62-83d002534b0b

so a 250J24 from any major manufacturer shares the same dimensions and runs on the same pulleys/sheaves

and Jason Industrial BX63

2525-5M-25 is a standardized industry size

v=1746642389"

BlackStar H100BS15 2 3/8 K2S - 100 Pitch Finished Bore Sprocket - 15 Tooth - 2-3/8" Bore TL1215 com/s/files/1/0666/7721/products/Banded_VF_Belts_3282574e-54fb-4e29-bb62-83d002534b0bThe BlackStar H100BS15 2 3 8 K2S is a 100 pitch Finished Bore 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. This sprocket has a 2 3 8" bore with keyway and set screws and is ready for immediate installation. Specifications Part Number H100BS15 2 3 8 K2S Chain Pitch 100 Number of Teeth 15