-31.6mm seat post dia.
-0mm off set clamp
-1300mm hydro line
-needs little interocitor bits to connect hydro line to post
-i dont recall which model specifically this is. took it off my bike too long ago to remember
53 cm aluminum frame / carbon fork. 10 speed shimano Ultegra, 105, FSA parts. Also has shimano spd clips pedals. The bike has had an easy life hanging in the garage, and still is so feel free to takeit for a ride any time.