Color: Aluminum clear anodized finish. This item is heavy-duty (" x 3") in various lengths. 80/20® is the leader in the modular T-slot aluminum framing industry. . As one of our smallest. Mar 20, - The solution - 80/20 T-slots (extruded aluminum)! aluminum extrusion t slot 20x80mm, Find Complete Details about aluminum extrusion t slot 20x80mm from [HOST] Ara - Learn about 80/20 t-slot profiles and parts, including fasteners, panels, casters, accessories, & more. PennAir is a distributor of , providing Aluminum Extrusion, T-slot framing, Aluminum Profile systems and resources. All the material is slightly used; hence it will have light scratches. El armazón estructural con ranura en T es un sistema de armazón que consta de tramos de aluminio extruido cuadrado o rectangular, típicamente aleación de aluminio T5, con una ranura en T en la línea central de uno o más lados. This small metric extrusion comes with one open t-slot on each 20 millimeter face and two open t-slots on each 40 millimeter face. Our easy to use and highly creative construction system provides a. Great for framing, storage, and much more. Extrusion. This smooth, fractional extrusion comes with two slots on each 2" face and four slots on each 4" face. Slot opening 6mm.