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They are spring set and electro-magnetically released
Product Note: BOStonE F-1 bearings may be green
Note: This is the spec sheet for the set screw Locking version
Click here for spec sheets: BUCNPHA Spec Sheet
• Direct Acting
GA44 Steel Change Gear 75mm Diameter They are spring set andBoston 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
