3t arx ltd carbon road stemarx ltd the connoisseurs stem in the original 2008 shape can now be customized with a choice of six vibrant colors the lightest and stiffest of the arx family gets the new graphic treatment with a choice of blue green light blue orange pink and yellow proven and robust mechanical design is optimized for a secure fit on composite steerers and bars without the need for high torque values during assembly by far exceeding the cen standard rustless ti bolts help