Chain Size: 40
Pitch: 1/2"
Number Of Teeth: 9
Plate Thickness: .284
Keyway: 1/8 x 1/16"
Pitch Diameter: 1.46
Outside Diameter: 1.67
Interchange: MARTIN 40BS9 1/2
Bore: 1/2"
Length Through Bore: 7/8"
Weight: 0.2
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