BlackStar 40BS51 3/4 K2S - 40 Pitch Finished Bore Sprocket - 51 Tooth - 3/4" Bore 2.11/16" 25AT10/560US has a 10 mm

25AT10/560US has a 10 mm tooth pitch

com/s/files/1/0666/7721/products/Single_Wrapped_V_Belt_80b921e3-6854-4a87-b97e-a040e503d8ab

Belt Section 4L Sub-Type Standard Width 1/2" Thickness 5/16" Length 67 in Material Neoprene Reinforcement Polyester Cord Color Black Temperature Range -30°F to 185°F

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BlackStar 40BS51 3/4 K2S - 40 Pitch Finished Bore Sprocket - 51 Tooth - 3/4" Bore 2.11/16" 25AT10/560US has a 10 mmThe BlackStar 40BS51 3 4 K2S is a 40 pitch Finished Bore roller chain sprocket with 51 teeth, precision manufactured from SAE 1045 steel and features machine cut tooth profiles for smooth, reliable chain engagement. This sprocket has a 3 4" bore with keyway and set screws and is ready for immediate installation. Specifications Part Number 40BS51 3 4 K2S Chain Pitch 40 Number of Teeth 51 Bore Size 3 4" Minimum Bore 5 8" Maximum Bore 1 1 2" Bore Type