EMERSON PRO CTS 500K 8%...
Emerson Pro CTS pots from Emerson Custom were designed to be the premium choice for the discerning guitarist looking for the optimum performance and tonal response from a guitar potentiometer. These specially designed Emerson Pro CTS feature a longer-life brass shaft and bushing. They also feature a tighter ±8% resistance tolerance compared to CTS products offered by most other suppliers.