Hardy Zephrus Two Hand. The Hardy Zephrus series of fly rods features award winning Sintrix material - Sintrix 440. The Zephrus exhibits ultra high recovery yet retains in hand feel alongside an incredibly powerful butt section. The perfect blend of power, strength, and finesse for all two hand situations. Sintrix (Silica Nano Matrix) 440 has up to a 60% increase in compressive strength and up to 30% weight reduction over traditional graphite blanks. The Zephrus is generally a high scoring rod in competitive shootouts. Features: REC recoil guides, Fuji titanium stripper guides, green color blank, bar stock 6061 aluminium real seat and Triaxial carbon spacer, TPS handle design, 4-piece. All-water ready.