These hub-mountable aluminum gears are ideal for transmitting motion from a motor or servo to a wheel or shaft. These gears have 76 teeth with a gear pitch of 32P, an outer diameter of 2.488", a bore of 1", and utilizes the 1.5" hub pattern. Gear Specifications - Tooth: 76T| P.D. 2.375"| O.D. 2.488"| .500"| Weight .85 oz.