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Traditional cost effective collar design
Click here for spec sheet: CSB Spec Sheet
Click here for spec sheets: SUCTFL Spec Sheet
Provides greater axial holding power than set screw or one-piece clamping collars
GF47B Cast Iron Change Gear 6.437" ID Traditional cost effective collar designBoston 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
