GB106A 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 sheets: CUCNPT Spec Sheet

A manual release is also provided

Click here for spec sheet: SALF Spec Sheet

Base Mounting Attachment: No Base

Pressure Angle: 14-1/2 Degree Pressure Angle

Click here for spec sheets: CUCNPTRS Spec Sheet

Spring-lid oil cap can be positioned 4 ways

Material: Delrin

MOLDED DELRIN BODY provides vibration dampening and electrical insulation

high impact & abrasion

Tolerates -60° to 180° F

Our standard 700 Series - the heart of Boston Gear's speed reducer product line - has been serving many industries reliably for over 40 years