Dunlop M-fil 300 grommet

[hammy]

Does anyone know if this grommet is good for Dunlop M-fil 300
http://www.tennis-warehouse.com/Dun...00g_Mid_Grommet/descpageDUNLOP-MF300GMPG.html

I had bad experience to replace my Dunlop M-fil 300 when I bought them from
mid west sport. One was easy to fit, the other one took me quite effort but still not a good fit.