GARTENLAND ROTENLAND ROTARY MOWER BLADE FOR MOWER CUTTERS FOR MODELS 511 , GLK40H MODEL - TECHNICAL SPECIFICATIONS LENGTH 385 mm CENTRAL BORE STAR 4-PINT OUTSIDE BORE 8 mm CENTRAL BORE INDEX 6.5 mm CODE: 13271789 ORIGINAL CODE: SG-2067030 , SG2067030 SR