• Instant Magnetic Release
Mounted component remains fixed axially during installation
Provides torque transmission & alignment
Clamping coupling portion will not mar the shaft
NB60 Cast Iron Spur Gear Stock Bore • Instant Magnetic ReleaseBoston Gear spur gears are designed to transmit motion and power between parallel shafts. The different styles offered include spur, gear rack, pinion wire, stem pinions, and internal gears, and most come with a selection of bore diameters, keyways, and setscrews to accommodate a wide variety of application requirements. They are available in plastic, non metallic, brass, steel, and cast iron and are manufactured in a variety of styles, including