BlackStar H50B15 - 50 Pitch B-Hub Sprocket - 15 Tooth Pillow Block (Low) 300-S8M-1040 is a standardized industry

300-S8M-1040 is a standardized industry size

The 3/5V1600 is a banded v-belt from D&D Global's Dura-Prime Band Wedge - 5V Series line

The Gates 14MGT-1120-37 Poly Chain GT Carbon Belts 92745080 is a synchronous timing belt with 14MGT-pitch profile

"mpn":"3/8V1800-PIX"

BlackStar H50B15 - 50 Pitch B-Hub Sprocket - 15 Tooth Pillow Block (Low) 300-S8M-1040 is a standardized industryThe BlackStar H50B15 is a 50 pitch B Hub roller chain sprocket with 15 teeth, precision manufactured from SAE 1045 steel with induction hardened teeth for extended wear life and features machine cut tooth profiles for smooth, reliable chain engagement. Specifications Part Number H50B15 Chain Pitch 50 Number of Teeth 15 Minimum Bore 5 8" Maximum Bore 1 1 2" Bore Type Plain Bore Hub Style B Hub Strand Count Single Material Steel Hardened Teeth Yes