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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.

Belt and Pulley Calculator

BELT AND PULLEY CALCULATOR  CLICK HERE 

Belt Length-Center Distance Calculator
D = Pitch Diameter Large Pulley
d = Pitch Diameter Small Pulley
C = Center Distance
L = Belt Pitch Length