O.S. optional muffler for the Max 35-.40 FP, .40 LA, .32 F, .32 SX Engines has rotatable exhaust outlet and pressure fitting for the most convenient positions. Has three expansion chambers separated by cone baffles. Quieter, more pleasant flying. This product includes one E-3030S muffler. One muffler assembly screw and nut.Two 3 x 30mm mounting screws. Two 3 x 27mm mounting screws.
Center To Center Of Mounting Screws: 35.5mm (1-13/32")