Image Item No. Description  65635  Technic, Brick 2 x 6 x 1 1/3 with Axle Holes and Bottom Pins Catalog: Parts: Technic, Brick  4920  Technic, Brick Modified 1 x 2 with Rotation Joint Pin Catalog: Parts: Technic, Brick  67696  Technic, Brick Modified 2 x 2 with Ball Socket and Axle Hole - Straight Forks with Round Ends and Closed Sides Catalog: Parts: Technic, Brick