BlackStar H80SF42 - 80 Pitch QD Sprocket - 42 Tooth CC Section "text": "The 12/3V1320 is used

"text": "The 12/3V1320 is used for high-shock and high-vibration drives

What are the dimensions of 16/B68

The Gates 4/B136 Hi-Power II PowerBand V-Belts 90934136 is a banded V-belt featuring Classical B-section dimensions

"text": "16/5V630 is a banded v-belt used on industrial drives - fans and blowers

BlackStar H80SF42 - 80 Pitch QD Sprocket - 42 Tooth CC Section "text": "The 12/3V1320 is usedThe BlackStar H80SF42 is a 80 pitch QD roller chain sprocket with 42 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 QD Type SF Bushing (sold separately). Specifications Part Number H80SF42 Chain Pitch 80 Number of Teeth 42 Maximum Bore 2 15 16" Bore Type QD Hub Style QD Bushing Required QD Type