BlackStar 50BS40 1 3/16 K2S - 50 Pitch Finished Bore Sprocket - 40 Tooth - 1-3/16" Bore P8M 2/A75 has a top width

2/A75 has a top width of 1

"name": "What does the 8M in 1056-8M-30 mean

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Prefer our Diesel Belting equivalent: 7/3VX710 Banded Cogged V Belt 3/8 x 71in OC 7 Bands Diesel Belting

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BlackStar 50BS40 1 3/16 K2S - 50 Pitch Finished Bore Sprocket - 40 Tooth - 1-3/16" Bore P8M 2/A75 has a top widthThe BlackStar 50BS40 1 3 16 K2S is a 50 pitch Finished Bore roller chain sprocket with 40 teeth, precision manufactured from SAE 1045 steel and features machine cut tooth profiles for smooth, reliable chain engagement. This sprocket has a 1 3 16" bore with keyway and set screws and is ready for immediate installation. Specifications Part Number 50BS40 1 3 16 K2S Chain Pitch 50 Number of Teeth 40 Bore Size 1 3 16" Minimum Bore 3 4" Maximum Bore 1 15