Replacement cutting heads for the following Weed Eater models. No. 952 711547: Fits model No. XT90, XR20, XR30, XR50, XR70, XR75, XR80, XR85, XR1400, XR1500, XR1600, and XR1700, PL200, and XT400 No. 952 711550: Fits model No. XT600, PL500, and BC2400...