| Complete retract undercarriage system manufactured specifically for our 81" Spitfire by Unitracts International | |
| Return to Spitfire page. | Key to components:- A, Main retract mechanisms with integral air cylinders. B, Air reciever bottle, SWP 80 psi. C, Oleo legs (spring loaded). D, Hardware pack (tubing, tee pieces, intake valve, spindles, Allen keys, etc). E, Control valve. |