Description This high quality machined aluminum retract is perfect for both turbine and electric powered aircraft up to 20 pounds. Specs: Length – 3.15″ Frame Width – .85 Depth – .95″ Frame Rail mount length – 1.38″ Frame Rail Mount Width – 1.63″ 90 Degree Extension 7/16″ Steering Bushing with 3/16″ Steering Pin