The Easton EC90 SL Seatpost is a high level choice with an incredibly lightweight carbon design. It features a unique feature that allows riders to adjust the fore and aft angle of their saddle without undoing clamps, depending on personal preference. It is also available in 0mm or 20mm setback options so all riders can get their perfect fit. It is made with a lightweight and stiff unidirectional carbon fiber, even on the head, giving riders the highest performance on the road. The Easton EC90 SL Seatpost is a high level choice with a unique design.