Technic, Universal Joint Straight Sides

Technic, Axle Connector Block Round with 2 Pin Holes and 3 Axle Holes (Hero Factory Weapon Barrel)

Technic, Pin Connector Toggle Joint Smooth Double with 2 Pins

Technic, Pin Connector Perpendicular 3L with 2 Pins and 2 Ball Joints

Technic, Achse und Stift Verbinder Abgewinkelt #4 - 135 Grad

Technic, Axle and Pin Connector Perpendicular 3L with Pin Hole

Technic, Axle and Pin Connector

Technic, Stiftkupplung Senkrecht 2 x 4 Gebogen

Technic, Axle and Pin Connector 2 x 7 with 2 Ball Joint Sockets, Rounded Ends