X-Series XS415H BN5X Tarpon Fly Tying Hook Straight eye, wide gap, X-heavy, forged bend, micro-barb, BN5X finish. A heavy-duty forged bend and extra-strong wire result in a hook you can trust when chasing big tarpon. A micro-barb, smooth BN5X finish and unique bend/point configuration result in easy penetration and reliable hold.