`- Top choice for aftermarket upgrades\n- Grooved for water displacement and fit 55mm length holders\n- Dura: exact specification as Shimano pads with Kool Stop's patented plow tip, thinner than Dura 2 pads \n- Dura 2: thicker for longer life, 7.65mm contact for narrower rims, and cut outs to reduce weight \n- Black: standard compound designed for dry condition riding\n- Salmon: aggressive compound for wet weather conditions\n- Dual: combination of Salmon and Black compounds for more controlled, smoother stopping\n- Triple: Kool Stop's most aggressive compound combination for controlled braking in all conditions