BlackStar 60BTL70 - 60 Pitch Taper Lock Sprocket - 70 Tooth Snap Ring Set Screw "text": "The 12/8V3750 is used

"text": "The 12/8V3750 is used for high-shock and high-vibration drives

What does the 14M in 1540-14M-85 mean

com/s/files/1/0666/7721/products/Banded_VF_Belts_d214490e-90da-44a2-82cc-da951ac410a9

com/s/files/1/0666/7721/products/T5-T10-AT5-AT10_bf1a5e18-f1ae-4143-a9cf-69c5b305fe6c

BlackStar 60BTL70 - 60 Pitch Taper Lock Sprocket - 70 Tooth Snap Ring Set Screw "text": "The 12/8V3750 is usedThe BlackStar 60BTL70 is a 60 pitch Taper Lock roller chain sprocket with 70 teeth, precision manufactured from SAE 1045 steel and features machine cut tooth profiles for smooth, reliable chain engagement. This sprocket requires a Taper Lock Bushing (sold separately). Specifications Part Number 60BTL70 Chain Pitch 60 Number of Teeth 70 Bore Type Taper Lock Hub Style Taper Lock Bushing Required Taper Lock Bushing Strand Count Single Material Steel