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You might not think engineers are brave.....But it took balls of steel to make the first bearings.
You might not think engineers are brave.....But it took balls of steel to make the first bearings.
40A72H-SB Type A Plate Sprocket 72 Teeth for #40 Roller Chain

40A72H-SB Type A Plate Sprocket 72 Teeth for #40 Roller Chain

$67.00
SKU 40A72H-23/32
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40A72H - SB (23/32") Bore

Heat Treated Type A PLATE Sprocket

for #40 Roller Chain

72 Tooth 

Outside Diameter = 11.75"

Pitch Diameter = 11.463"

Free shipping in the USA!