STEAM (MK5501) 550SX imported belt 638XL
STEAM (MK55010) 550 main rotor blade holder / 7075
STEAM (MK55011) 550 metal swash plate
STEAM (MK55012) 550 horizontal axis O-ring 75
STEAM (MK55013) 550 horizontal axis O-ring 90
STEAM (MK55014) 550 Blade Holder
STEAM (MK55017B) 550 tail tube fixed clip / orange
STEAM (MK55017C) 550 tail tube fixed clip / green
STEAM (MK55018) 550 horizontal axis
STEAM (MK55019) 550 tail pipe
STEAM (MK55020) 550 tail support rod
STEAM (MK55021) 550 tail servo pull bar
