Guitel Hervieu Black Rubber Round Tube

The Guitel Hervieu tube insert is made of black rubber material with a nylon plug expansion. The nylon plug must be pushed to the middle of the tip for proper installation. It is designed to fit tubes with an internal diameter of 18mm, providing a secure and stable fit.

Outer part is thick for longevity
Tip prevents sliding on the floor
Provides cushioning
Provides silent movement