BlackStar H80BS16 2 K2S - 80 Pitch Finished Bore Sprocket - 16 Tooth - 2" Bore 3M Section "text": "The BB50 has a

"text": "The BB50 has a 21/32\" width

"name": "Is 2/B48 the same as other brands' 2/B48

Specification Value Part Number 300-S8M-1264 Belt Type Timing Belt Tooth Profile S8M STD (curvilinear) Tooth Pitch 8 mm Number of Teeth 158 Belt Width 30 mm Pitch Length 1264 mm (Pitch Length) Construction Chloroprene (Neoprene)

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The BX89 is used for hvac blowers and air handlers

BlackStar H80BS16 2 K2S - 80 Pitch Finished Bore Sprocket - 16 Tooth - 2" Bore 3M Section "text": "The BB50 has aThe BlackStar H80BS16 2 K2S is a 80 pitch Finished Bore roller chain sprocket with 16 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 2" bore with keyway and set screws and is ready for immediate installation. Specifications Part Number H80BS16 2 K2S Chain Pitch 80 Number of Teeth 16 Bore Size 2"