Plate, Modified 1 x 2 with Steam Engine Cylinder, Round Surfaces, Interior Grooves

Plate, Modified 2 x 4 with Train Coupler Open for Magnet with (Same Color) Magnet Coupling, Train - 6.5mm Cylinder (737a / x547b)

Plate, Modified 2 x 2 with Helicopter Tail Rotor Holder

Plate, Modified 1 x 1 with U Clip (Horizontal Grip)

Plate, Modified 2 x 2 x 2/3 with 2 Studs on Side - Hollow Bottom Tube

Plate, Modified 4 x 6 with Hole

Plate, Modified 6 x 6 with 5 Pin Holes

Plate, Modified 6 x 6 with Rounded Corners and 4 Feet

Plate, Modified 2 x 2 with Bar Frame Square