BlackStar 60BS48 1 7/16 K2S - 60 Pitch Finished Bore Sprocket - 48 Tooth - 1-7/16" Bore 14M Pitch It is a direct replacement

It is a direct replacement for Jason Industrial 17/3VX560

The 2/D270 has a 1-1/4" width

Megadyne 18/C390 Banded V-Belt

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BlackStar 60BS48 1 7/16 K2S - 60 Pitch Finished Bore Sprocket - 48 Tooth - 1-7/16" Bore 14M Pitch It is a direct replacementThe BlackStar 60BS48 1 7 16 K2S is a 60 pitch Finished Bore roller chain sprocket with 48 teeth, precision manufactured from SAE 1045 steel and features machine cut tooth profiles for smooth, reliable chain engagement. This sprocket has a 1 7 16" bore with keyway and set screws and is ready for immediate installation. Specifications Part Number 60BS48 1 7 16 K2S Chain Pitch 60 Number of Teeth 48 Bore Size 1 7 16" Minimum Bore 1" Maximum Bore 2 7 16"