Plate, Modified 1 x 2 with Bar Handles (Undetermined Type)

Plate, Modified 2 x 2 with Bar Frame Octagonal, Reinforced, Completely Round Studs

Plate, Modified 1 x 4 with Tow Ball Socket, Flattened with Holes

Plate, Modified 2 x 2 with Pin Holes

Plate, Modified 6 x 8 Trap Door Frame Horizontal

Plate, Modified 1 x 2 with 3 Claws / Rock Fingers

Plate, Modified 2 x 2 with Wheels Holder

Plate, Modified 1 x 4 Offset

Plate, Modified 1 x 2 with Wheel Holder