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No. 120, B Style, 1.375" plain bore
Has recessed groove in hub for chain clearance

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

Specifications

Bore Diameter_SYN

 N/A 1.375 in
Hub Diameter_SYN1 N/A 3.375 in

LTB

 N/A 2.250 in

Sprocket Style_SYN

 N/A B

Number of Teeth_SYN

 N/A 9

Outside Diameter_SYN

 N/A 5.020 in

Pitch Diameter_SYN

 N/A 4.386 in

Caliper Sprocket Diameter at 3/8 in Pitch

 N/A 3.444 in
Max. Bore2 N/A 1.813 in

Weight_SYN

 N/A 5.300 lb

Tooth Width_SYN

 N/A 0.924 in

Hardened Teeth_SYN

 N/A Yes

UPC Code

 N/A 097039317414

Chain Technical Data

Chain Pitch_SYN

 N/A 1.500 in

Chain Number_SYN

 N/A 120
  • 1 Hub diameter may vary to suit bore sizes
  • 2 Dimensions shown allow for standard key way with set screw at 90°