BlackStar 100BS32 1 15/16 K2S - 100 Pitch Finished Bore Sprocket - 32 Tooth - 1-15/16" Bore 5MK The 3/B70 has a 21/32"

The 3/B70 has a 21/32" width

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"mpn":"8/SPA1882-PIX"

5 in Tooth Profile Trapezoidal Tooth Location Single Side Number of Teeth 248 Width 3" Length 124 in Material Neoprene Reinforcement Fiberglass Cord Color Black Temperature Range -30°F to 185°F

BlackStar 100BS32 1 15/16 K2S - 100 Pitch Finished Bore Sprocket - 32 Tooth - 1-15/16" Bore 5MK The 3/B70 has a 21/32"The BlackStar 100BS32 1 15 16 K2S is a 100 pitch Finished Bore roller chain sprocket with 32 teeth, precision manufactured from SAE 1045 steel and features machine cut tooth profiles for smooth, reliable chain engagement. This sprocket has a 1 15 16" bore with keyway and set screws and is ready for immediate installation. Specifications Part Number 100BS32 1 15 16 K2S Chain Pitch 100 Number of Teeth 32 Bore Size 1 15 16" Minimum Bore 1 1 4" Maximum