Nothing lasts forever, and with something as important as braking, you should certainly replace parts before they fail. So, if your braking has been on the sluggish side recently consider picking up a new set of pads. Suitable for the RS805 or RS505 callipers you get two pads and spring to swap in and out and get that like new performance.
. L04C Brake Pads . Fits:BR-R9170,BR-R9270,BR-R8070,BR-R8170,BR-RS805, BR -RS505,. Spring Included . Compound: Metal . Ice Tech . Powerful braking performance