No. 40, B Style, .500" plain bore SS
Has recessed groove in hub for chain clearance

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

Specifications

Bore Diameter_SYN

0.500 in

Hub Diameter_SYN

1.563 in

LTB

0.875 in

Sprocket Style_SYN

B

Number of Teeth_SYN

12

Outside Diameter_SYN

2.170 in

Pitch Diameter_SYN

1.932 in

Caliper Diameter

1.620 in

Max. Bore

0.938 in

Weight_SYN

0.440 lb

Tooth Width_SYN

0.284 in

UPC Code

097039390738

Chain Technical Data

Chain Pitch_SYN

0.500 in

Chain Number_SYN

40