BlackStar 40BS57 7/8 K2S - 40 Pitch Finished Bore Sprocket - 57 Tooth - 7/8" Bore Cogged Cogged V-Belt The 13/3VX600 has a 3/8"

The 13/3VX600 has a 3/8" width

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The 6/B58 is rated for continuous operation from -22°F to 176°F

The 5L590 ships from the Texas Belting & Supply warehouse in Houston

BlackStar 40BS57 7/8 K2S - 40 Pitch Finished Bore Sprocket - 57 Tooth - 7/8" Bore Cogged Cogged V-Belt The 13/3VX600 has a 3/8"The BlackStar 40BS57 7 8 K2S is a 40 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 7 8" bore with keyway and set screws and is ready for immediate installation. Specifications Part Number 40BS57 7 8 K2S Chain Pitch 40 Number of Teeth 57 Bore Size 7 8" Minimum Bore 5 8" Maximum Bore 1 1 2" Bore Type