MSW Motor Technics MSW-PRO-A 30-2 Manual De Instrucciones página 14

The device is designed to extend the distance between the compressed air
supply, e.g., a compressor, and the receiving device.
The user is liable for any damage resulting from unintended use of the device.
3.1.
Device description
1. Mounting grip
2. Housing
3. Pressure line 30m
4. Lock
5. Handle
6. Pressure line 2m