Amazon.com: Optima 2319 LS Bass GOLD Strings, Long Scale, medium light : Musical Instruments
The most expensive strings in the world sound UNBELIEVABLE - YouTube
Optima 24K Gold Bass Strings | GimmeSomeStrings
Optima NO6.GCMTW Gold/Carbon Set – Thomann Italia
Got a set of optima 24k gold plated strings absolutely floored with the difference in sound. I've been an ernie ball guy since I started playing but now its optima only for