Originally Posted by hairnet

Do what's comfortable. My B17 is almost flat on the rear, just slightly angled down with the nose angled up (maybe the ends would show level if I measured with a level). Of course, check that the height is correct or else it will always be hard to find a sweet spot.

Originally Posted by franswa

I set mine to level with the level itself resting on the very back of the saddle and the nose. Works for me with no effect on my soft tissue.