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No. 120, B Style, 1.250" plain bore

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

Specifications

Stock Bore Diameter

N/A 1.250 in
Hub Diameter1 N/A 5.250 in

LTB

N/A 2.375 in

Style

N/A B

No. Teeth

N/A 20

Outside Diameter

N/A 10.370 in

Pitch Diameter

N/A 9.588 in

Caliper Diameter

N/A 8.713 in
Max. Bore2 N/A 3.500 in

Weight

N/A 25.800 lb

Tooth Nominal Width

N/A 0.924 in

Hardened Teeth

N/A Yes

Chain Technical Data

Pitch

N/A 1.500 in

Chain Size

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°
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