Easton ec90 sl riser barthe ec90 sl bar is the latest in eastons long line of game changingmountain bike handlebars back in 2001 easton applied its knowledge ofmaterials design and manufacturing techniques and introduced the monkey lite thatbar changed the mountain bike worlds perception of carbon fiber handlebars no oneever dreamed that carbon bars could be so light and so strong the ec90 sl shownhere is the latest lightest and strongest version of the original featherweight mtb f