BlackStar 50BS45 1 1/8 K2S - 50 Pitch Finished Bore Sprocket - 45 Tooth - 1-1/8" Bore T20 Section "name": "What does the 14M

"name": "What does the 14M in 1848-14M-40 mean

so a 2/SPB3650 from any major manufacturer shares the same cross-section and length and runs on the same sheaves

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What is the temperature rating of BB144

BlackStar 50BS45 1 1/8 K2S - 50 Pitch Finished Bore Sprocket - 45 Tooth - 1-1/8" Bore T20 Section "name": "What does the 14MThe BlackStar 50BS45 1 1 8 K2S is a 50 pitch Finished Bore roller chain sprocket with 45 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 50BS45 1 1 8 K2S Chain Pitch 50 Number of Teeth 45 Bore Size 1 1 8" Minimum Bore 3 4" Maximum Bore 1 15 16"