BlackStar 50BS42 1 1/2 K2S - 50 Pitch Finished Bore Sprocket - 42 Tooth - 1-1/2" Bore BB Section 757 lbs Limiting Speed 1500

757 lbs Limiting Speed 1500 RPM Bolt Size 7/8" Duty Level Normal Part Number HCST215 48 Series Specifications

12/CK81 is a standardized industry size

637 lb UPC 190859973843 Applications

so a 16/5V560 from any major manufacturer shares the same dimensions and runs on the same pulleys/sheaves

BlackStar 50BS42 1 1/2 K2S - 50 Pitch Finished Bore Sprocket - 42 Tooth - 1-1/2" Bore BB Section 757 lbs Limiting Speed 1500The BlackStar 50BS42 1 1 2 K2S is a 50 pitch Finished Bore roller chain sprocket with 42 teeth, precision manufactured from SAE 1045 steel and features machine cut tooth profiles for smooth, reliable chain engagement. This sprocket has a 1 1 2" bore with keyway and set screws and is ready for immediate installation. Specifications Part Number 50BS42 1 1 2 K2S Chain Pitch 50 Number of Teeth 42 Bore Size 1 1 2" Minimum Bore 3 4" Maximum Bore 1 15 16"