(2023-07-10, 16:01)SNIPE Wrote: It is similar, but 1L shorter where the axle is. So its a new part that premiered in set 42160
OK that's why we cannot find its design ID yet. It's better to wait for it before uploading the part on PT. In the meantime have you applied to become an author as described here
https://www.ldraw.org/ptfaq.html?