There are three kinds of filter screens to provide ,the measure are below, the sample please look at the picture . if this photo is not clearly for you, we can provide another one . or you can see the the video of the filter screens in my website . YOU ARE welcome

1 down OUTSIDE dia. 50.2 :H:100



UP OUTSIDE dia. 66.8,



UP INNER dia. :48.5



screw's hole distance :58.6



2 down OUTSIDE dia.:33.3, H :83



UP OUTSIDE dia. : 51.3



UP INNER dia. : 38.3



3 down OUTSIDE dia. :30, H: 73



UP OUTSIDE dia.: 34.5



UP INNER dia.: 25.5

If you have drawings or samples , we can do it as your require,thanks