x1 45403C01Dark Stone GreyBrick, Modified 5 x 12 with Two 1 x 2 Cutouts, 1 Hole and 2 Fixed Rotatable Friction Pins on Side
x1 30643Dark Stone GreyVehicle, Base 4 x 10 x 1 1/3 with 8 x 2 Recessed Center, 4 Pins, Technic Holes