Technic, Brick 4 x 6 Open Center with 2 Fixed Rotatable Friction Pins on End

Technic, Brick 4 x 4 Open Center

Technic, Brick Modified 1 x 2 x 1 1/3 with Rotation Joint Socket

Technic, Brick 1 x 6 with Holes

Technic, Brick 1 x 3 with Holes

Technic, Brick 1 x 1 with Axle Hole

Technic, Brick Modified 2 x 2 with Ball Socket and Axle Hole - Angled Forks with Round Ends and Open Sides

Technic, Brick Modified 2 x 2 with Axle Hole, Rotation Joint Ball Half Vertical, and Fist

Technic, Brick 2 x 4 x 1 1/3 with Axle Holes and 2 x 2 Cutout