Set of shift levers (left + right) of the Deore series, in i-spec B version, without collar, with support on the collar of the cuff. Compatible with 2014+ version cranks, for older models an adapter is required. With Dyna-Sys design, Rapid Fire Plus & 2-Way technology, Release for fast and reliable index and thumb shifts. Featuring a Mode Converter switch to be compatible with Dyna-Sys 2x10 & 3x10 speed transmission systems. Ideal for mountain use.