Product specifications track material: aluminum.Bracket length: 6 inchestrack spacing: 2 inchestrack height: 1 inchtrack width: 1 inch sizes & capacity: 5ft: 5ft tracks*2, sliders*36, master carriers*2 pairs, baton*4, endcap*4, bracket*3, screw set*1, max weight capacity: 58 lbs 6ft: 6ft tracks*2, sliders*40, master carriers*2 pairs, baton*4, endcap*4, bracket*3, screw set*1, max weight capacity: 58 lbs 8ft: 4ft tracks*4, sliders*52, master carriers*2 pairs, baton*4, endcap*4, bracket*4, splice*2, screw set*2,max weight capacity: 60 lbs 10ft: 5ft tracks*4, sliders*72, master carriers*2 pairs, baton*4, endcap*4, bracket*5, splice*2, screw set*2,max weight capacity: 64 lbs 12ft: 6ft tracks*4, sliders*80, master carriers*2 pairs, baton*4, endcap*4, bracket*54, splice*2, screw set*2,max weight capacity: 64 lbs 14ft: 5ft tracks*4, 4ft tracks*2, sliders*92, master carriers*2 pairs, baton*4, endcap*4, bracket*6, splice*4, screw set*2, max weight capacity: 64 lbs 16ft: 5ft tracks*4, 6ft tracks*2, sliders*104, master carriers*2 pairs, baton*4, endcap*4, bracket*7, splice*4, screw set*3, max weight capacity: 64 lbs note: weight capacity may vary depending on the wall-bearing capacity and the firmness of the installation nails. Compatible with the headers that come with metal pin hooks: goblet, inverted box pleat, french pleat, triple french pleat, 4-in-1 hook belt styles. Does not include drapery and clip rings. Mount type: ceiling. Can be spliced. Features: double track design: th...