Insight Seat Post Extender

Sometimes you just need to cruise around on your race bike and the Insight Seat Post Extender at J&R Bicycles lets you do just that quickly and easily. All you have to do is insert your current seat post into the extender and you are set up in a more comfortable position for warm-ups, cool-downs or just tooling around town. A second seat clamp, sold separately, is required to secure the post to the extender. Sizes/Lengths: 22.2 x 360mm – uses 25.4 seat clamp 25.4 x 420mm – uses 31.8 seat clamp 27.2 x 420mm – uses 31.8 seat clamp