The Rite Mag Bobbin is the heavy hitter of the lineup, an extra-long 5-inch tool built for deceivers, clousers, surf candies, and those beefy New England streamers that demand real leverage. Like every Rite bobbin, it's made in the USA and carries the patented adjustable tension system, so you set the drag once and your thread stays exactly where you want it. Key features Extra-long 5" reach for long-shank hooks and big-fly leverage Large-diameter tube handles heavy threads up to medium chenille, plus Big Fly and GSP Patented click-drag tension adjusts from 2 to 16 ounces and holds its setting Heavy-duty build for the toughest tying jobs Doubles as a rod-winding tool, accommodating Gudebrod and Dynacord rod threads Load up for big-fly season at Ed's Fly Shop, 432 E Main St in Montrose, Colorado.