Oro srauto blokatorius tarp pagalvių - plastikinis

Lock the flow of air between the cushions - Antiwank Kit

It works only if the use of such valves. Only when on each axle, we have the two separate valves - 1 to completion pillows and cushions 2 for emptying.

Each axle must be installed one such block.
 
For hose 6mm