This is a the axle that is used normally to mount universal brakes on inline skates,
It also works great in combination with a normal M6 torw screw to upgrade your plastic frame axles (like aggressive skate frames).
Torx screwhead give a much better connection then the normal Allesn/Hex connection.
An example of an M6 screw that would work great with this axle is this one:
https://www.thisissoul.com/products/powerslide-frame-bolt-torx-m6-l10mm
Sizes: 8mm Diameter;
Length of the axle = 33mm;
M6 Thread
Sold per axle.
Additional information
| Color | White |