Great and simple tool to organize your pocket. This help optimize your life. I find this great. It save time to find your favorite key. You have Phonestand include. You can silent close and open the doors. You have better grip to turn that key. Easy do. You have a little field to lable your name. for picnic you have a little spoon,fork and knife. a hook and ring to hang around.
To mountholes: design it for M4 screws. I use the 40mm length. i have many locks.
87mmx20mm the thickness depend how many keys.
You can combine any color for any familymembers.
One tip is, the main Key should be in the middle. The other must be the in the right row. The inner i use a transparent material this takes a little glow in the middle namefield.
Lets do it.