GA70B Cast Iron Change Gear 2-1/2" ID Diametral Pitch: 12

Diametral Pitch: 12

Click here for spec sheets: SUCSFX Spec Sheet

Easily installed where major disassembly would otherwise be required

Fan Cooled: No

Recessed screw head provides an outside surface free of major projections for safety

GA70B Cast Iron Change Gear 2-1/2" ID Diametral Pitch: 12Boston 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