The mechanism includes:

• complete mechanism body made of ABS (snap-on) with adjustable overflow.
• yellow nut (adapter).
• Button No 7E.
• 33cm silicone tube.
• SPEK bag.
• sealing hose.

Installation:

• Place the hose on the base, with the foot downwards.
• Screw the adapter onto the base, tightening it lightly.
• Snap on by rotating the body of the mechanism into one of the four positions of the adapter.