BlackStar 50BS57 1 1/8 - 50 Pitch Finished Bore Sprocket - 57 Tooth - 1-1/8" Bore 2L Bore Size 7/8" Housing Style

Bore Size 7/8" Housing Style 2-Bolt Flange Block Insert Series UC Shaft Attachment Set Screw Housing Material Cast Iron Bearing Type Ball Bearing Lubrication / Seal L3 Heavy-Duty Dynamic Load Rating 3

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BlackStar 50BS57 1 1/8 - 50 Pitch Finished Bore Sprocket - 57 Tooth - 1-1/8" Bore 2L Bore Size 7/8" Housing StyleThe BlackStar 50BS57 1 1 8 is a 50 pitch Finished Bore roller chain sprocket with 57 teeth, precision manufactured from SAE 1045 steel and features machine cut tooth profiles for smooth, reliable chain engagement. This sprocket has a 1 1 8" bore with keyway and set screws and is ready for immediate installation. Specifications Part Number 50BS57 1 1 8 Chain Pitch 50 Number of Teeth 57 Bore Size 1 1 8" Minimum Bore 1" Maximum Bore 1 15 16" Bore Type