13 mm Big Thread, Flat Push-Fit Head, Small Thread Hole, Shank T-Bolt

This object is part of Multiboard, an "all in one" 3D printed storage system that combines the best of all other systems into ONE design.

With over 600 parts, Multiboard will give you almost everything you need. I'm talking bolts, honeycomb snaps, pegboard accessories, Gridfinity-style boxes, strong shelves, and much more.

If you want storage that adapts as your projects change, or if you want to blow away anyone who walks into your workshop...

Then head over to https://multiboard.io to discover everything this system can do.

Have fun!

PS - If you're already a member and have no idea what this specific part is for, then go to https://multiboard.io/resources to learn how every part works.