Joined: Dec 2004
Posts: 12,548
Likes: 797
From: Middle of da Mitten
Bikes: Trek 7500, RANS V-Rex, Optima Baron, Velokraft NoCom, M-5 Carbon Highracer, Catrike Speed
I've been looking around for something like this, too. My problem is, my bikes don't have seat posts; and virtually all of them are designed to mount to one.