GD76A 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

Click here for spec sheet: UCPA Spec Sheet

They are available in plastic

Center Distance: 2

Traditional cost effective rigid coupling design provides torque transmission and alignment

Max V Value: 300 fpm

Click here for spec sheets: BUCTF Spec Sheet

1/4"Bore= #6-32 setscrew

Double-taper

Click here for spec sheet: UCFX Spec Sheet

Its proven modular design has set the industry standard for performance and is the most imitated product in today's worm gear speed reducer market

Click here for spec sheets: CUCNPF Spec Sheet

Click here for spec sheet: CSB Spec Sheet