These are the race face sixc carbon 318 x 785mm carbon handlebars race face sets another industry benchmark with the introduction of sixc the worlds lightest and strongest carbon am carbon and bar building on the unprecedented success of our proprietary optimized carbon technology program race face has created a crank and bar for the all mountain rider who demands the ultimate in performance strong enough for light freeriding yet feathery enough to propel you past the lycra set sixc is