On the MacAlister (and the identical Titan) the two outer knobs adjust the track clearance, the front inside one folds out an anti-tilt device to keep the saw on the track when doing angled cuts, and the rear inside one is a crude anti-kickback device that most people immediately remove because it is bloody annoying.
On the MacAlister (and the identical Titan) the two outer knobs adjust the track clearance, the front inside one folds out an anti-tilt device to keep the saw on the track when doing angled cuts, and the rear inside one is a crude anti-kickback device that most people immediately remove because it is bloody annoying.