LEGO Part no 3937: Hinge Brick 1x2 Base.
LEGO Part 4211066 / 3937 Hinge 1 x 2 Base, Dark Bluish Grey. Quantity x 4
LEGO Part 6186045 / 3937 Hinge Brick 1 x 2 Base, Reddish Brown. Quantity x 2
LEGO Part No 92013: Technic Brick 2x2 w/ Ball & Axle Hole - Choose Colour & No.
LEGO Part No 4185 Technic Wedge Belt Wheel (Pulley): - Choose Colour & No.
LEGO Part No 60471: Hinge Plate 1x2 Locking 2 Fingers on Side - Choose Colour/No
LEGO Part No 55981: Wheel 18x14mm with Pin Hole - Choose Colour & Quantity
