RS Guitarworks Kluson Aged LP-Type Double Ring Double Line Tuners Kluson Aged model of the double ring, double line tuners used from the mid to late 1960s. These are 3-per-side tuners, the same type used on Gibson Les Pauls and other guitars. USED. Fully functional. These Kluson tuners have a very realistic aged finish, and this model is no longer sold new, making them hard to find. Aged bushings and mounting screws are also included. If you're looking for these, don't miss this opportunity.