Description 19mm (0.748in) x 45mm (1.772in) Aluminum extrusion. Lightweight profile useful for panel frames, shelves, braces, etc. Fastening Methods: Power-lock Fastener SF, Angle 19 GD-Z, Bolt Fastener 15, and other screw connections CAD files available (click to download): SolidWorks STEP  Thank you for reading this post, don't forget to subscribe! Available Lengths Select precut lengths are available online (12 inch – 84 inch 12 inch increments). Choose your length and quantity desired below then add to cart. Contact us for price and delivery information on: Full length sticks: 6m(236.22 in) each. Full Box: 12 sticks each per box for a total of 72m (2834.64 in). Custom lengths ( /- 0.01 inch).