I have been riding a frankened Turner RFX sporting a Reba 29er fork (set @ 100mm) and a shoter rear shock to run a 650b rear wheel. The current HA is a hair under 67* .The bike really rides well imo. I spent a little time on a Turner Sultan w/ a 70.5* HA (120mm Reba fork) and the descending was not confidence inspiring @ all. I would never, before I tried it, thought a 29" wheel w/ a 66ish degree HA would even steer - it does fine imo. Anyone else prefer a slack 29er or have one ?
