Pay in 4 interest-free payments of $24.98 Learn more
Ships within 48 hours · Estimated delivery Aug 4 - Aug 9
Provides torque transmission & alignment
If power fails
Our standard 700 Series - the heart of Boston Gear's speed reducer product line - has been serving many industries reliably for over 40 years
The change gears we stock range from 20-tooth through 128-tooth gears
Click here for spec sheet: SALF-H4 Spec Sheet
GA55B Cast Iron Change Gear 212 Provides torque transmission & alignmentBoston 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
