Modification - Fat-Ass-Tron Sprint

Modification - Fat-Ass-Tron Sprint Modification

Estes Fat-Ass-Tron Sprint By Kevin Johnson
My own version of the DESCON 5 2nd place winner . Standard Fat Boy kit contents with a 2 inch paper boat-tail and a long BT-50 motor tube to handle the Estes E9 motors. Made 3 Sprint-like elliptical fins with TTW tabs to take advantage of the Fat Boy's fin slots. I wanted to fly the F-A-T Sprint at my local field so I modified the design as posted to use a 24mm motor mount. The schematics ...