15 Series 8020 Modular Extrusion with six open t-slots to accommodate 1.5 inch x 1.5 inch based joining plates, brackets, and accessories. High strength 6063-T6 aluminum with an anodized finish offers great flexibility and strength for your linear rail, track saw guide, linear motion guide, and many more applications. With superior quality control, you know you are getting the best t slot aluminum extrusions when you order 8020 aluminum extrusion. Deburred ends, clean cuts, and tight cut tolerances are guaranteed. 80/20 aluminum extrusion profile is a good linear motion material and allows adjustable placement of all components. Applications include automation equipment, professional 3D printer, workbenches, lasers, stands, furniture, machinery, fitness equipment, precision printers, guarding, woodworking and t tracks. 1530 is a 1.50” x 3” fractional 15 Series rectangle T-slot profile with six open T-slots, one on each 1.50” face and two on each 3" face. The profile has align-a-grooves to assist in aligning connecting profiles or a smooth finish, depending on which one you order. The 1530 profile is compatible with most 15 Series fasteners. This profile lends itself to machine guards, sound enclosures, work benches, panel mount racks, displays, CNC, DIY projects, and so much more. The six open T-slots enable access from any direction and are useful for mounting accessories.