20 Series Extruded Aluminium T slot profile

20QE2020 - 20mm x 20mm T-Slotted Extrusion - 6mm slot 20 series t slot 20 Series Profile 20×20 – 6mm slot 20 Series, T slot Aluminium Profiles, T Slot profile and accessories Profile 20×20 20 series t slot Hello all, I'm looking to build up a rig or at least part of it with aluminium extrusions using a t-nut type system I've seen the 8020

20bet slot It is a 20mm x 40mm metric profile that has a rectangular T-slot profile with six open T-slots Its smooth surface makes it resistant to dirt