I have a knob (steering that is) but have never used it off-road although I've been told there the best thing to have in muddy conditions, as its easier to move the wheel from lock to lock
2.8TD SWB in ASBO Green
1996 Sport S 31-10.5-16 Machos fitted
Hi-Lift Jack/Waffle Boards and Asbo Rack !
Its not the size of your engine....its how you use it that counts !