Anet A8 hot bed IGUS holders/clamps

I was testing them for a weeks, everything is alright on my printer.
!!! Bed goes slightly down, check Your printer frame clearance before You turn printer on !!!

Print on the side when holes are closer to hot bed!

After print there is a small lip on that side (hot bed side), to hold IGUS bearing on place. Trim it a little as much as Your bearings need, its different on every printer and settings (DONT TRIM IT ALL THE WAY, they holding bearings in place) and then push bearings in untill t