Husqvarna Trimmer Head Housing Part # 544044402 Trimmer Head Cover Genuine Husqvarna Part # 544044402 Fits Specific Husqvarna Models with Larger T35 Trimmer Heads with Blue Bump Piece Also Fits Other Brands Produced by Husqvarna that Require this Part # (Sears Craftsman, AYP, Poulan, Poulan Pro, Roper, Weed Eater etc.) Genuine OEM Husqvarna Part