For Sale: Spring Air Retract Set, includes mains, wheels and retractable tailwheel. Mains are 9 long and have Dubro 5 inch TV inflatable wheels. $195.00, postage $10.00. Payment bu US money order or bank draft (I dont use Paypal)..Please PM inquiries. This set was bought new and installed in a Pical 89 Inch ws Mustang that was never completed. They have been installed but never flown.