GD99A Cast Iron Change GearBoston 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

Ideal for washdown environments & is USDA approved

Traditional cost effective collar design

Click here for spec sheet: BUCNPP Spec Sheet

Click here for spec sheets: SUC Spec Sheet

the ratio should be kept low

• Continuous Duty

Spiral tooth Miter Gears are better suited for higher speeds and high torque applications

Click here for spec sheet: SB Spec Sheet

medium taper

Medium Duty

• Compact

Click here for spec sheet: SUCSPX Spec Sheet