... adjustable seat post 2,100% pure carbon 3,High strength, super stiffness 4,EN standard 5,Factory price 2013 new arrival ... ! toray t700c carbon adjustable seat post for bikes, super light and stiffness Detailed information:Made of Toray T700 high ... . 2013 new arrival! toray t700c carbon adjustable seat post for bikes, super light and stiffness