Originally Posted by mcross19
Generally if you are just freeriding a no cam sail in that size works great with a freeride board like the carve.
A 7.5 twin would be ok with the carve but not ideal, more hassle to rig and heavier it would be.
I once used a Tushingham T4 7.5 on the carve 121 and found it to have a lovely balance.
I agree a twin cam would be ok on a c121 but a non cam would be better for a more free ride/ free move feel.