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 Natural Gut @ 58
Strung Weight 356g 352g Balance 31.5cm 31.3cm