Shimano xc51n mtb spd shoes blackif you are entering the world of xc racing for the first time and need a shoe which will be on the same level as yourself then the xc51 is the perfect performance shoe for the new xc racer shimano class the xc51 as an entry level shoe but other than the fact shimano have stated this there isnt anything which gives this away when you look at this shoe the build quality is second to none with its tough synthetic leather upper construction which features armo