5:00 X 5 with the long, narrow profile. A standard on Pitts Specials, Acro Sport, T-l 8, Cassutt & Midget Mustang. Truly a universal shape. Overall size: 39"l x 7.5"w Opening Size:4- 3/4"W x 101/2"L
Note: Light fill and sanding is required for smooth ready to paint surface. A finishing service is available as an option at checkout that will leave a primer smooth surface.