G2I1M3B3A1L1L1I1N1G2
16 points
GIMBALLING is validvalid
GIMBAL, to support on a set of rings [v]
GIMBAL, to support on a set of rings allowing free movement, also GYMBAL [v]
GIMBAL, to support on a set of rings [v]
GIMBAL, to support on a set of rings allowing free movement, also GYMBAL [v]