Dial in the perfect tension for flawless fly tying with this ergonomic bobbin holder. The iconic Ergo Bobbin series gets an upgrade, allowing you to precisely adjust the tension, just like the drag on a fly reel. The powder-coated ergonomic handle rests comfortably in your hands, while the dual-radiused tube ensures smooth thread travel from spool to fly. With the perfect shape and tension, you'll be tying picture-perfect flies in no time. Crafted with precision for serious fly tyers.