Shimano Deore XT BR-M8220/BL-M8200 4 Pot Disc Brake 4-piston option of the new Shimano XT brake line-up. This more powerful option is optimised for Enduro and Trail mountain bike use. DEORE XT brakes utilize the reformulated low-viscosity mineral oil introduced with XTR, which flows consistently through the system in a wider temperature range.
