BlackStar H160S30 - 160 Pitch Split Taper Sprocket - 30 Tooth B Section 1000K7 is a micro-v belt

1000K7 is a micro-v belt used on serpentine and multi-rib accessory drives — HVAC blowers

so the 10/5V2360 interchanges with Gates 10/5V2360

1050-5M-25 is a timing belt used on positive

It is a direct replacement for Jason Industrial 5/B173

BlackStar H160S30 - 160 Pitch Split Taper Sprocket - 30 Tooth B Section 1000K7 is a micro-v beltThe BlackStar H160S30 is a 160 pitch Split Taper roller chain sprocket with 30 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 requires a Split Taper Bushing (sold separately). Specifications Part Number H160S30 Chain Pitch 160 Number of Teeth 30 Bore Type Plain Bore Hub Style Split Taper Bushing Required