Line protective ring:
Use: Power supply, line control box and general power line.
Color: Black, white and various choices.
Specification:Φ3, Φ4, Φ5, Φ6, Φ8, Φ10, Φ12, Φ14, Φ16, Φ18, Φ20, Φ22, Φ25, Φ30, Φ35, Φ40, Φ50, Φ60...