Abstract: A dry material surface applicator comprising: a plurality of receptacles for attaching hoses from an air seeder cart; a plurality of towers mounted on a boom; a plurality of smaller distribution tubes emanating from each tower; a plurality of deflector shields mounted to the rear side of the boom; two boom wheels at either end of the boom; a center section comprising a single axle, two center wheels, an inside support bar, and two outside support bars; two swing arms, each of which is pivotally connected to one of the outside support bars of the center section proximate the center wheels; two main arms, each of which is releasably attached to a swing arm on one end and a bracket mounted to the boom on the other end; and a latching mechanism that locks the swing arm in place when the applicator is in a field or highway position.

Abstract: A dry material surface applicator comprising: a plurality of receptacles for attaching hoses from an air seeder cart; a plurality of towers mounted on a boom; a plurality of smaller distribution tubes emanating from each tower; a plurality of deflector shields mounted to the rear side of the boom; two boom wheels at either end of the boom; a center section comprising a single axle, two center wheels, an inside support bar, and two outside support bars; two swing arms, each of which is pivotally connected to one of the outside support bars of the center section proximate the center wheels; two main arms, each of which is releasably attached to a swing arm on one end and a bracket mounted to the boom on the other end; and a latching mechanism that locks the swing arm in place when the applicator is in a field or highway position.