The bachmaier® spiral sound tube incl. ER-adapter for all ER-hearing protection worldwide.
Developed to connect to your radio device or intercom-system.
The adapter is exactly the size of the bachmaiER series which are compatible with each other.
Inside diameter: 2.0 mm
Outside diameter: 3.1 mm
Material: PVC 35 shore
Without plasticizer DEHP
10 spiral wounds and bend at connector
Length: 37 cm