GD75A Cast Iron Change Gear 4-11/16" ID Movement is limited to a

Movement is limited to a spring loaded pressure plate

They are available in plastic

• Shock Mounted Magnet

Click here for spec sheets: SUCNPFB Spec Sheet

Pilot bore can be opened to the nominal ID reflected in the part number

GD75A Cast Iron Change Gear 4-11/16" ID Movement is limited to aBoston 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