86 type PVC type wall mount junction box cassette for socket switch baseFeatures:Suitable for type 86 dark outfit switch, socket, led step lighting staircase mounting box, etc. Recessed into the wall, suitable for burying in concrete that the apartment has not been renovated Easy installation, light weight, transportation and corrosion resistance, resistant to acid, alkali and salts Great impact strength, Compression and impact resistant, fire resistance, with self-extinguishing function. Non-conductive, good insulation, resistant to 25KV voltage, ensuring a safe system. Easy connection by solvent cement and threading connection without leakage Application Installation during the construction process, electrical equipment, components. Applicable to residential, building and factory installation of electrical equipment. Stainless works like a metal pipe, gang box without the smell that attracts rodents, does not suffer from biotic attack. Specifications: Material: pvc Used for: 86 type wall mount switch socket Size: app.78x78x48mm/3.07x3.07x1.89in Quantity: 1 PcNote: Please allow 1-3mm error due to manual measurement. Pls make sure you do not mind before you make a bid, due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!Package Contents:1 Pc x Junction Box