Extrusion. Our easy to use and highly creative construction system provides a. As one of our smallest. 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. 80/20® is the leader in the modular T-slot aluminum framing industry. This smooth, fractional extrusion comes with two slots on each 2" face and four slots on each 4" face. Great for framing, storage, and much more. PennAir is a distributor of , providing Aluminum Extrusion, T-slot framing, Aluminum Profile systems and resources. This item is heavy-duty (" x 3") in various lengths. Color: Aluminum clear anodized finish. Slot opening 6mm. 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. . All the material is slightly used; hence it will have light scratches. 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.