... and exporter 2.competitive price 3.high quality 28*27 U track 1.Zinc Galvanized&Snowflakes2. zinc 50-275g 3. ... Size 38*38mm,40*35mm,50x35mm, 50x50mm, 75x35mm, 75x50mm,70x35mm, 100x50mm and so ... 2000-15000mm,3000mm in common size6.Color:Silver white7.Shap:U and C shap8. use in ceiling and wall partition ... width:1220*2440mm;1200*2400mm;1200*3000mm 28*27 U track