Future Fins - Josh Mulcoy Signature HC Tri-Quad 5 Fin Set - Blue Hex The Mulcoy 5-fin was designed by William Riedel of Stretch Surfboards for waterman Josh Mulcoy. Designed to control speed whether he's using them in his kite board or surfing point breaks. This five-fin is a variation of the Stretch Quad with a smaller quad rear and a thruster center fin to provide maximum stability, drive and release in either set up. Rider Size: Medium (145lbs - 195lbs) (65kg - 88kg)