Suitable for Dyna Dry Box with 56mm diameter at the opening.
You need to drill 4 holes (3x 3mm for mounting; 1x 2,5mm center).
The inner part can also be used as a drilling template. For mounting I recommend 3x M3 screws with a length of 14mm (DIN912), M3 washers and right nyloc nuts.
The author marked this model as their own original creation.