Flails have full length rollers for heighth guaging. Lift arms need to have a float position to allow mower roller to follow ground contour independent of tractor position. Mott actually supplied chain lift arm replacements to allow that function. With out it, on very uneven ground the...
Mott flails (and I assume Alamo, who now owns the design. may have the option ) had a reverse cut option for fine lawn mowing. Looking at mower from the right size the standard rotation was clockwise basically knives coming down on top of the grass in the direction of travel cutting it off and...