Os max 46ax engine, very good condition, hardly run, never crashed O.s. 61fx os 61 fx in great condition. in box with everything Os max 61 fx and top flight 13x6 prop. static thrust
O.S. 61FX OS 61 FX in Great Condition. In box with everything - RCU Forums
Os engines max 61 fx
Fx fuel muffler scienceagogo
Os 61 max fx prop thrust staticOs max 61 fx two stroke engine ( new in box) Os max sold hardly crashed condition run never engine very goodOs fx expired condition everything box great.
New os max 61 fx series r/c glow fuel engine with muffler for saleOs max 61 fx two stroke engine ( new in box) .
