Stevenson screen (misol)

Made for [misol temperature sensor](http://www.aliexpress.com/item/32860339562.html?spm=a2g0o.productlist.0.0.7d1157c2kLIxBx&algo_pvid=be2f07ae-c272-4d87-bd91-4f14691939ed&algo_expid=be2f07ae-c272-4d87-bd91-4f14691939ed-0&btsid=d7668a4e-6436-4658-8916-2c8e54b36bfa&ws_ab_test=searchweb0_0,searchweb201602_1,searchweb201603_53) from [weather station](http://www.aliexpress.com/item/32810015137.html?spm=a2g0o.productlist.0.0.7d1157c2kLIxBx&algo_pvid=be2f07ae-c272-4d87-bd91-4f14691939ed&algo_expid=be2f07ae-c272-4d87-bd91-4f14691939ed-1&btsid=d7668a4e-6436-4658-8916-2c8e54b36bfa&ws_ab_test=searchweb0_0,searchweb201602_1,searchweb201603_53).

three M4x20 screws are used (has holes for much more).

50mm inner diameter 130mm inner height