Hope x2 complete caliperthe all new tech master cylinder will be available on the new x2 caliper replacement for the old mono the new x2 caliper features a new bigger piston for more power yet a smaller slimmer body the 90 degree connector now has more movement to allow for better hose positioning and the bore cap now screws into the caliper from inside the caliper body features caliper replacement set for the hope tech x2 brake system new x2 caliper features a new bigger piston for more