Umpqua U-Series UC610BL Fly Tying Nymph Hooks - The XC610BL-BN is an excellent competition style nymph hook with 1X heavy wire and a straight shank design. This hook is part of the UC competition hook collection designed to give anglers and tyers an unbeatable value on a carefully crafted selection of shapes that hook and hold fish in stealthy black nickel barbless models. 1X Strong; Straight shank design; Black nickel barbless; Nymphs; Straight Shank; Down Eye; Barbless; Sold in packs of 50.;