Lightweight Carbon SeatpostLightweight Carbon Seatpost Elegant, tidy design Individual layer structure for the highest technical demands on technical safety and comfort 20 mm offset for good seat post comfort Conventional 27. 2 mm clamping for high compatibility with common frames Aluminium seat clamp for highest dimensional stability and durability of the seat post Compatible with 7 mm and 7x9 mm saddle rails through supplied clamping wedges Available in 300 mm and 350 mm