Fender 250K Split Shaft S-1 Guitar Switch Features four "stages" and can be wired into a variety of configurations (SPST, DPDT for a coil-tap, or 4PDT for a dual hum bucking coil tap) Works well in conjunction with a Stratocaster 5-Position "Super" Switch 250K split shaft design Accepts push-on mounting knobs only Switch knob and cap sold separately