BlackStar 50BS39 1 1/2 K2S - 50 Pitch Finished Bore Sprocket - 39 Tooth - 1-1/2" Bore Pitch-25 2/3V1250 is a standardized industry

2/3V1250 is a standardized industry size

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Belt Section 3V Sub-Type Banded Width 3/8" Thickness 5/16" Length 125 in Number of Bands 3 Material Neoprene Reinforcement Aramid (Kevlar) Color Black Performance Heavy-Duty Temperature Range -30°F to 185°F

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BlackStar 50BS39 1 1/2 K2S - 50 Pitch Finished Bore Sprocket - 39 Tooth - 1-1/2" Bore Pitch-25 2/3V1250 is a standardized industryThe BlackStar 50BS39 1 1 2 K2S is a 50 pitch Finished Bore roller chain sprocket with 39 teeth, precision manufactured from SAE 1045 steel and features machine cut tooth profiles for smooth, reliable chain engagement. This sprocket has a 1 1 2" bore with keyway and set screws and is ready for immediate installation. Specifications Part Number 50BS39 1 1 2 K2S Chain Pitch 50 Number of Teeth 39 Bore Size 1 1 2" Minimum Bore 3 4" Maximum Bore 1 15 16"