24.5mm diameter 15.5mm thick. These buttons will fit any press fit spinner that can accomodate the 24.5mm diameter including our new Monolithic spinner, Monolith, Minilith and many others. They are designed by Dark EDC. Machined and finished here in the USA by Nick McEntee of Full Throttle Originals. This pre-order will be open until midnight on March 27th. They will be finished less than two months after the pre-order closes. *Photo of W Asylums added for reference on what the finishes will look like.