Poulan/Weed Eater #711550 XT600/700 Replacement Head Trimmer Head Tap N Go Dual Line Genuine Poulan Weed Eater Part # 952711550 Fits Specific Poulan Weed Eater BC2400, BC2500LE, BC3150, MX550, PL500, PT17, SST25 Featherlite, XT600 &amp; XT700 Models Also Fits Other Brands Produced by Husqvarna that Require this Part # (Sears Craftsman, AYP, Poulan, Poulan Pro, Weed Eater etc.)