The JBU Supertrial presented by RVCA  will be held tomorrow, 5 June 2014 at Supertubes, Jeffreys Bay. This announcement was made by the organisers today. The winner of the JBU Supertrial will receive the coveted Wild Card entry into the ASP JBay Open, a World Championship Tour (WCT) event that will be held at Supertubes from 10 –…