A mixer assembly for an exhaust aftertreatment system includes a first support ring. The first support ring defines a plurality of first slots angularly spaced apart from each other. A second support ring spaced apart from the first support ring defines a plurality of second slots angularly spaced apart from each other. A plurality of blades extends between the first support ring and the second support ring. Each of the plurality of blades is coupled to each of the first support ring and the second support ring. Each of the plurality of blades includes a base. The base includes a first connecting portion engaged with a corresponding first slot from the plurality of first slots and a second connecting portion engaged with a corresponding second slot from the plurality of second slots. At least one tab extends outwardly from the base at an angle relative to the base.