32062 - Technic Axle 2 Notched

65304 - Technic Pin Long with Friction Ridges Lengthwise and Stop Bush [2 Lateral Holes, Small Pin Hole]

7324 - Brick Round 1 x 1 D. Tube with 45° Elbow and Axle Holes (Crossholes) at Each End

25214 - Brick Round 1 x 1 diameter Tube with 90 Degree Elbow (2 x 2 x 1) and Axle Holes (Crossholes) at each end

20952 - Brick Round 1.5 x 1.5 Dome Top [Plain]

18654 - Technic Pin Connector Round 1L [Beam]

62462 - Technic Pin Connector Round [Slotted]

3749 - Technic Axle Pin without Friction Ridges Lengthwise