The "QuickSilver" 3500 Transmission has F-N-R, featured on our Model 40EZ, KeyEZ, 12V DC, 65EZ and the Supertow I., Manufactured exclusively for the Powertow line in our plant, providing excellent quality, both in materials and application design. Engineered for opium speeds for safe hangaring even in tightly stacked hangars. Neutral provides freewheeling of the unit, when not attached to aircraft. Solid lubricant for minimal maintenance. A total USA product.