T-Slotted Framing Feet - McMaster-Carr

2525 25X25MM T-SLOT ALUMINUM EXTRUSION 1 X 1 t slot framing Features: Light duty; Profile ideal for safety guarding, machine frames, and enclosures; Has four inch T-slots; Center-bore is for an 516-18 tap target slot Building with T-slot aluminum extrusions as seen in the left column will get you a cheap and short-term solution “Self-aligning framing,” a

the big easy slot 8020 is a T-slot industrial aluminum framing construction system you can use to build virtually any structure, an erector set for OEMs