This is a simple keychain holder with 2 parts.The rail fits nicely into the base and can be replaced f.e. with ofther useful holders.
size: ~ 150 x 100 x 5 mm (base)
size: ~ 146 x 23 x 21.5 mm (holder)
Sorry for the colors and place, I know they are...well... not ideal? :D
But I just had them to make a test print and it worked just fine!
Use other materials and colors and let me know how it worked!
Download for free and try it out! :D