Like the wheels handlebars and seat posts that share its name the easton haven alloy stem is an all mountain game changer easton reached into the bag of tricks that theyve spent 30 years building and pulled out a 153g 85mm fully cnc machined alloy stem that features higher stiffness to weight than any mountain stem weve ever made distributed stress dst and top lock technologies optimize barstem interface by removing stress risers and eliminating rocking caused by floating face plates