1.A main mini-compact, ultra-thin, can be a good solution inside the window and narrow space of the track installation problem, there are 3 cm of the gap can be installed, can also a straight rail become a bent rail, very convenient.
2.The track surface is electrophoretic process, moisture and sun resistance, anti-oxidation, lasting shine. Using wear-resistant nano-resin runner, friction coefficient is only 0.11, smooth and quiet.