Just in: PRO Koryak kit and WTB Frequency rims Plus new gear from The North Face, Fox, 100% and DHB Share on Facebook Share on Twitter Share on Pinterest Share on Whatsapp Share on Reddit Email to a friend By James Costley-White Published: March 24, 2012 at 8:00 am Shimano’s component branch, PRO, have refreshed their Koryak all-mountain range for 2012 James Costley-White/BikeRadar