Thank You, Janik. BTW, here is the list of parts:
Perforated ball
Shock absorber
Silocone rings
Polypropylen pipe 110mm
Silicone shock absorber damping ball 6 мм
Elastic anti-vibration ball dual-head Sponge Tube
1/4''-20 Knurled Seat Screw Bolt
20mm wiring grommet