Exactly why I'm replacing my 16lbs blades for 9 lbs RPF1'sSSR's are semi solid forged, which makes them generally lighter than most wheels. These 16's barely weigh more than stock 15 inch fat fives. Dropping wheel weight is like adding HP.
Didnt know you actually had 6UL, thought you just meant 15x8. Hah I don't have experience with them rubbing, but I know a few people who took a grinder to their UCA.The only one they offer in 15x8, +36