Ball Bearing Idler Sprocket 40BB17H - Chain Size 40 - 17 Teeth - 1/2" Bore (Retail)

Idler Sprocket - 40BB17H X 1/2" MADE IN THE U.S.A. "High Quality shouldn't mean overpriced"Aggressive OEM Pricing AvailableIMPORTANT NOTE: Proper tensioning reduces wear and vibration. Chain Number 40 Number of Teeth 17 Bore Size 1/2"   Product Specifications: Chain Size 40 Number of Teeth 17 Strands 1 Outside Diameter 2.96 in. Pitch Diameter 2.721 in. Bearing Type Ball Bearing Bore (inch) .510 / .515 Bearing Bore (mm) 12.954 / 13.081 Length Through Bore 0.72 Maximum RPM 3000 Chain Pitch 1/2 in. Material Steel Teeth Hardened Weight (lbs) 0.6   Ball Bearing Idler Sprockets by Prime Idlers Product Dimensions and Specifications Part Number Chain Size Number of Teeth Bore Size A  B Style 35BB20H 35 20 1/2" 7/16" 11/16" Style 1 35BB20H 35 20 5/8" 7/16" 11/16" Style 1 41BB17H 41 17 1/2" 7/16" 11/16" Style 1 41BB17H 41 17 5/8" 7/16" 11/16" Style 1 40BB17H 40 17 1/2" 7/16" 11/16" Style 1 40BB17H 40 17 5/8" 7/16" 11/16" Style 1 40B