LEGO Slope 2 x 4 - 45°,Technic, Brick 1 x 6 with Holes : Part 3894 | BrickLink,Technic, Axle and Pin Connector Perpendicular 3L with 2 Pin Holes : Part 42003 | BrickLink,LEGO Dark Stone Gray Slope 1 x 2 x 0.7 Curved with Fin (47458 / 81300),Brick, Modified 1 x 1 with Studs on 2 Sides, Opposite : Part 47905 | BrickLink