Basic Self-Locking Nuts for 8mm Axels

Triangle shaped set of 8 self-locking Ergal lightweight aluminum nuts.  These are designed and manufactured by Carlos Mur at STD Skates to allow easy hands only installation, removal or adjustment of roller skate wheels (does not install bearings) on 8mm axles.
Set of 8 skate nuts with standard 8mm shaft.
No tools required for installing or adjusting wheels.
You can add and combine your own SS18 crystals, if desired.
Sold in a custom sealed box.