Shimano xt m8025 2x11 front mechthe new deore m8000 range is intended to give you a better riding experience the xt m8025 is a lightweight front top swing high or low clamp 11 speed double derailleur which makes gear changes smooth and effortless increased rigidity and improved response put you in control like never before for use with bottom bracket cable routing the low clamp features down pull design and the high clamp dual pull design a reinforced lightweight chain guide adds rigidit