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No. 80, B Style, 1.438" Finished Bore

All dimensions are nominal values and for reference only
Unit of Measure

Specifications

Hub Diameter_SYN

N/A 3.125 in

Length Through Bore_SYN

N/A 1.625 in

Sprocket Style_SYN

N/A B

Number of Teeth_SYN

N/A 12

Bore Diameter_SYN

N/A 1.438 in

Max. Bore

N/A 1.875 in

Weight_SYN

N/A 3.000 lb

Tooth Width_SYN

N/A 0.575 in

Hardened Teeth 

N/A Yes

Industry Equivalent

N/A 80BS12 1 7/16

UPC Code

N/A 097039337979

Chain Technical Data

Chain Pitch_SYN

N/A 1.000 in

Chain Number_SYN

N/A 80

Sprocket Diameters

Outside Diameter_SYN

N/A 4.330 in

Pitch Diameter_SYN

N/A 3.864 in

Caliper Sprocket Diameter at 3/8 in Pitch

N/A 3.239 in