GF78A 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

Center Distance: 2

Output Bore/Shaft Diameter: 1

Product Note: BOStonE F-1 bearings may be green

Click here for spec sheets: BUCTF Spec Sheet

Miter Gears are similar to Bevel Gears except Miter Gears are used for 1:1 ratios

• Horizontal/Vertical Mount

medium taper

UHMW-PE provides durability & low friction

dimensions are the same (except "z" is longer

Recessed screw head provides an outside surface free of major projections for safety

Click here for spec sheets: Stand Off Catalog

These unique two-piece rigid clamping couplings come with an undersized ID