Technic, Universal Joint 3L

Technic, Axle and Pin Connector 2 x 4 Double Sloped

Technic, Axle Connector 2L (Ridged with x Hole x Orientation)

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

Technic, Axle Connector 2L (Smooth with x Hole + Orientation)

Technic, Axle Connector with Axle Hole

Technic, Pin Connector Toggle Joint Smooth Double with Axle and Pin Holes

Technic, Pin Connector Round with 4 Clips (Horizontal Grip)

Technic, Axle and Pin Connector Perpendicular 3L with 2 Pin Holes