The Shimano 105 Hydraulic Disc Brake Caliper utilises Shimano s proven hydraulic braking technology which delivers powerful and consistent all weather braking performance to cope with the demands of modern road cycling.High performance low profile 105 hydraulic road disc brake for efficient braking in all conditionsFront wheel use for flat mount forks with adapter to flip between 140 and 160 mmOversized 22mm ceramic pistons optimized for heat insulation, lightweight and stiffnessOpposed 2-piston design reduces leading effect and optimal pad wear increases braking controlIncreased pad to rotor clearance reduces the chance of rotor dragForged calliper design is lightweight and rigidOne way internal fluid circuit makes bleeding easyMineral oil brake fluid is non-corrosive and less hazardous than conventional hydraulic brake fluidShim-less mounting bracket allows for quick installation and setting upRecommended for use with Ice Tech Centre Lock SM-RT70 rotors for optimum braking performanc