DiMarzio GW2108A5 Strat Wiring Harness With 5 Way SwitchThe heart of this drop in prewired Strat harness is the custom designed 250K pot. First built over 45 years ago, DiMarzio wanted the smooth feel and graduated taper found on some vintage 50s guitars. Using a 10 step rotary switch, they created a taper that works with DiMarzio pickups. It's neither a linear nor audio taper pot it's DiMarzio's custom taper. To further increase reliability, the center shaft and threaded parts are made from solid machined