High quality & Best price & Modern & Simple Style & Pro-environment products from Wen'an city Xinxing Buliding Materials Co;Ltd. light steel keel light steel keel 1)Good and Stable quality 2) Strong bearing capacity 3)Non-deforming,fadeless 4)packing in bundle Stud: Bottom Width:45-150mm Flank Hight:30-55mm Thickness:0.4,0.5,0.6,0.7mm Track: Bottom Width:45-150mm Flank Hight:30-55mm Thickness:0.4,0.5,0.6,0.7mm