FLYMO MOWER ROTARY KNIFE BLADE FOR ROTARY MOWER CUTTERS FOR MODELS GLIDER COMPACT 330VC , GLIDER COMPACT 330VCX MODEL - TECHNICAL SPECIFICATIONS LENGTH 330 mm MIDDLE HOLE 8.5 mm OUTER HOLE 9.5/D-FORM mm MIDDLE HOLE INDEX 35 mm CODE: 13271778 ORIGINAL CODE: 589 80 64-90 , 589806490 , 82938-01 , FLY70 SR