Info:Size: 280/280mm - 14 Spline and 10 Spline McCormick V F and T Series Massey Ferguson 100 200 300 SeriesLandini 30 40 50 60 70 80 500 Trekker Rex F L G Vigneti Cingolati Powerfarm Atlantis Atlas Blizzard Series
InfoFits the following Landini Series':Advantage Series,Trekker Series,Mistral Series,Rex Series.See "Tractor Compatibility" for more details on what models this product fits.