This black 20mm x 20mm aluminium profile with a length of 1 meter is ideal for building a sturdy frame.
The profile (20mm x 20mm) has 6mm grooves, where sliding nuts can provide the necessary attachment points. Aluminium profiles can easily be cut to size with a hacksaw. The ends of the profile are provided with a 5.5mm hole and can be used with an M6 screw.