LShift + NumPad1 = deploy/retract Hover Thrusters
LShift + NumPad2 = open/close Fuselage Tail
LShift + NumPad3 = deploy/retract EVA Cage
LShift + NumPad4 = open/close Air Break
LShift + NumPad5 = deploy/retract Lunar Landing Gear
LShift + NumPad6 = deploy/retract Docking Port
G = deploy/retract Main Landing Gear
K = open/close Cargo Bay doors