1.New telescopic track, 0.8 m -4.5 m windows can be installed, without measurement, bid farewell to cumbersome, according to the use of the length of the adjustment, do not have to worry about the size is not appropriate, but also convenient transportation and handling. High-quality aviation aluminum, with internal and external track, double-layer structure more load-bearing.
2.Three colors, black, white, gray can choose, our track is convenient, we will also match the corresponding color runner and installation bracket, color integration. We are still finished goods shipped, do not need to go in the assembly, save time, lower costs.