Double shielded oxygen-free copper 0.52 (foot core) Gray,Double shielded oxygen-free copper 0.52 (foot foot core) Blue,Single shielded oxygen-free copper 0.56 (foot-foot core national standard) Gray,Single shielded oxygen-free copper 0.58 (foot-foot core national standard) Gray,Double shielded oxygen-free copper 0.58 (foot-foot core national standard) Gray,Outdoor double shielded oxygen-free copper 0.52 (rain-proof and sun-proof) Black,Outdoor double shielded oxygen-free copper 0.58 (national standard-rain and sun protection) Black

Guanghuitong