Novices and newbies discussion

Choose a 40mm ring for the Holy Trainer II. Has anyone else who has switched from HT to JB noticed if they need the same oval size?

> Reslh said: > Choose a 40mm ring for the Holy Trainer II. Has anyone else who has switched from HT to JB noticed if they need the same oval size? > Click to expand... You should email MM; they’ll give you a clear answer and are always very helpful.