The shimano deore xt m8000 i spec ii hydraulic disc brake is a highly powerful fully bled lever and calliper that39ll perform at the top level across the toughest and most demanding on terrains featuring the servo wave mechanism the shimano brake engages quickly and powerfuly this short stroke design goes hand in hand with the aggressive style riding that really sets you apart from the competition a forged alloy brake lever deliver optimum strength and reliability with range and fre