Twin piston Deore M596 brake calliper providing efficient braking with a minimalist design For use with Mineral oil which is non-corrosive & less hazardous than conventional hydraulic fluid The one way internal fluid circuit makesbleeding easy while great piston retraction increases pad to rotor clearance Shim-less mounting bracket allows for quick installation & set up Compatible with international standard & post mount forks To be used in conjunction with Shimano hydraulic brake levers Comes as standard with resin pads &40;BR-M595 can be used with sintered&41;