Common specification (1) round Type MY5A MY7A MY8A MY8B MY10A MY15A MY20A mm Outside diameter50 Outside Diameter70 Outside Diameter80 Outside Diameter80 inside diameter45 Outside Diameter100 nside diameter60 Outside Diameter150 inside diameter100 Outside Diameter200 inside diameter140 (2) rectangular Type MF7 MF12 MF13 MF30 MF40 mm Outside diameter70*30 inside diameter10*40 Outside diameter120*35 Outside diameter130*35 inside diameter10*50*2 Outside diameter300*35 Outside diameter400*35