Joined: Jul 2002
Posts: 40,863
Likes: 3,116
From: Sacramento, California, USA
Bikes: Specialized Tarmac, Canyon Exceed, Specialized Transition, Ellsworth Roots, Ridley Excalibur
What is your frame made of? If Al, I would stay with an Al seatpost. If CF, go with a CF seatpot. If you mix, make sure to pull it out regularly. Google "galvanic welding".