Easton ec70 zero carbon inline seatpostthe ec70 zero offset seatpost is a carbon fiber work of art eastons cutting edge cnt composite technology sets the new standard for light weight and strength in composite components featuresweight 200 grams 300mm 225 grams 400mm sizes 300mm 27 2 30 9 31 6mm easton cnt composite taperwall technology superior fatigue and impact strength multi adjustable lightweight head design relief area design rad for over clamping protectionbuy easton comp