3. Bcz2610s-03/08 s/n 70050101 up. Trimmer Head For RedMax Trimmer BrushcutterRedMax No. 511010601 Description:M10 x 1.25 Left Hand Female ThreadLine Length: 2.5MLine Diameter:2.4mmFit For Follows RedMax Trimmer BC250-02/10 S/N KU40001 & UP BC250-04/04 Engine Serial No. KU40001...