Aero seat post extension for recovery designed to fit CHASE aero tubed frames exclusively.
Length: 495mm / extension: 325mm.
 
Diameter: aero 27.2mm for frames CHASE ACT 1.2 & 1.0, RSP 5.0, 4.0,& 3.0 (expert XL and larger sized frames) & ELEMENT with aero seat tube
 
Requires an additional aero seat clamp. Use 27.2 Aero Seat Clamp for this post and the Frames listed.