One Curtain Pole set including (Choice 1): 
1) Metal single pole, the length: according to customers' requests; 13 / 16 / 19
/ 22 / 25 / 28mm (Diameter);   0.6 / 0.7 / 0.8 / 0.9mm (thickness) 
2) 2 brackets 
3) Rings (metal or plastic) 
4) 2 related finials 
5) Including screw and anchor 

One set including (Choice 2)
1) Metal extensible pole: 13 / 16 / 19 / 22 / 25 / 28mm (Diameter);   0.6 / 0.7 /
0.8 / 0.9mm (thickness)
2) 3 adjustable brackets 
3) Rings (metal or plastic) 
4) 2 related finials 
5) Including screw and anchor 

One set including (Choice 3)
Double-rails are also available.

Inner packing: PVC/PET box
Outer packing: Carton
Package: 20pcs/ctn
We can certainly make all the specifications for you on custom-made basis.