So I did a super scientific test this weekend and skated the R1/O1 back-to-back then decided to try both at the same time. I was using the H5 insert on the R1 and keep the O1's center bolt pretty loose. I definitely feel (and see) a lot more rocker with the O1 which forces my muscles to work more when stationary, but when I was skating with one chassis on each foot, the difference didn't feel as drastic. I could do C-cuts on inside and outside edges about the same and didn't feel much of a diffe