The Elevn Aero Seat Post extender for the Chase ACT 1.0, RSP 3.0 and Element Frames allows you to raise your existing Aero seat post an for post race cool down rides or when cruising around.
25.4 x 495mm (Mini, Junior and Expert size frames)
27.2 x 495mm (Expert XL and above sized frames)
495mm with an extension of 325mm
Mounting holes for water bottle holder are installed.
Requires an additional seat post clamp for use