Dumbbell rolling stopper - for 1 KG disk

Tired of rolling dumbbells on your floor? Here is solution :)
This is made for 1KG disk of http://www.decathlon.co.uk/20kg-suitcase-kit-body-training-id_8018574.html
let me know do you need the 2 KG version in the comments.

If you like what you get, feel free to donate https://paypal.me/DDemchuk - every cent counts!