BlackStar H80BS15 1 1/8 K2S - 80 Pitch Finished Bore Sprocket - 15 Tooth - 1-1/8" Bore 25mm 3/CK250 is a banded v-belt

3/CK250 is a banded v-belt used on industrial drives - fans and blowers

16T10/1460US Timing Belt

Specification Value Part Number 1456-14M-40 Belt Type Timing Belt Tooth Profile 14M HTD (curvilinear) Tooth Pitch 14 mm Number of Teeth 104 Belt Width 40 mm Pitch Length 1456 mm (Pitch Length) Construction Chloroprene (Neoprene)

"mpn":"2400L5-D&D"

so a 12/8V1250 from any major manufacturer shares the same cross-section and length and runs on the same sheaves

BlackStar H80BS15 1 1/8 K2S - 80 Pitch Finished Bore Sprocket - 15 Tooth - 1-1/8" Bore 25mm 3/CK250 is a banded v-beltThe BlackStar H80BS15 1 1 8 K2S is a 80 pitch Finished Bore 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. This sprocket has a 1 1 8" bore with keyway and set screws and is ready for immediate installation. Specifications Part Number H80BS15 1 1 8 K2S Chain Pitch 80 Number of Teeth 15 Bore