Pitch: 1/2"
Chain Size: 40
Number Of Teeth: 30
Plate Thickness: .284
Pitch Diameter: 4.78
Max Bore: 1.6250
Outside Diameter: 5.06
Bushing Required: 1610
Interchange: MARTIN 40BTB30H
Length Through Bore: 1.6250
Weight: 2.5
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