I just finished stringing Lux 4G 15G in a guys racquet. It looks wicked in there. I'm afraid I'm headed toward the 4G for mine as well. The 4GS is kinda cool since it was designed for the Wilson frames.
Wilson Six.One 95 16X18 Pacific Tough Gut 17 @ 55
Strung Weight 358g 359g Balance 31cm 31cm