This is a complete tailwheel bracket for airplanes. This attaches to the bottom of the airplane and the bottom of the rudder so you dont have to worry about drilling holes in the rudder. For 20 -40 sized planes. Solid plastic bracket mount. 1/16" diameter spring steel axle 2 steering springs ( 1 heavy, 1 light ) for desired steering input All necessary hardware is included 1- complete tailwheel assembly 2- 4-40 x 1" bolts, 4-40 blind nuts and washers. 2- Return springs. gab5/3//95 &