GA94B Cast Iron Change Gear 1-9/16" Diameter They are available in plastic

They are available in plastic

Input Style: F Standard Quill Flange

If power fails

All Stainless Steel

The pressure plate retracts against torque springs by magnetic force when the magnet is energized

GA94B Cast Iron Change Gear 1-9/16" Diameter They are available in plasticBoston Gear change gears are used primarily on machine tools to provide different cutting speeds while using a constant speed input. All Boston Gear change gears are manufactured with a double key to accept the compound steel bushings that connect two gears together, allowing them to spin on an intermediate shaft. The change gears we stock range from 20 tooth through 128 tooth gears, in one tooth increments, depending upon the diametrical pitch, for a