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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.

40A84-SB Type A Plate Sprocket 84 Teeth for #40 Roller Chain

$77.00
SKU 40A84H-SB
title

40A84H -  SB (23/32") Bore

Heat Treated Type A PLATE Sprocket

for #40 Roller Chain

84 Tooth 

Outside Diameter = 13.66"

Pitch Diameter = 13.372

Free shipping in the USA!