I'm reading thru here as I'm thinking I'm going to have to do something with my r7 eventually. You can read about my experience in oats last week in another thread. Contemplating steep channel helicals, but are there standard pitch channels as well? I would get new bars from sunnybrook for my rotor-anyone know if the are wide spaced square bars available front them? I've had really good success with them in my L3 and would like to do the same with this thing if I can