tilting-bearing-top is part of:
80% tilting-bearing
56% hinge (indirectly)
tilting-bearing-top contains:
Full expansion for tilting-bearing-top:
100% 1x2 Tilting-Bearing-Hinge Top
100% 2x2 Tilting-Bearing-Hinge Top
80% 6x6x2 Oct. Dome w/Hinge
80% 6x6x2 Oct. Dome, Hydronauts
80% 6x6x2 Oct. Dome, Stingrays
80% 6x6x2 Octagonal Dome
50% 1x2 Tilting-Bearing Hinge