Hygrometer Holder for 4L Grain Boxes

Hygrometer holder for 4L cereal boxes. The holder fits into the 56mm hole on the lid of the box. No need to use any glue, the tolerance should ensure a good fit into the hole. A 43.5x43.5mm square hygrometer can be inserted into the holder (model shown in the pictures) Hygrometer: https://www.alibaba.com/product-detail/H115-Mini-Indoor-outdoor-Temperature-and_1601026359166.html Boost MeIf you like my models, please boost me :o)