DIY Slide Rail EndCap.

This 3D printed part lets you build your own 12-inch section of slide rail for around $5 dollars per foot. The main rail section uses a 12-in Steel Zinc-Plated Corner Brace and two 12-inch long 1/4-inch diameter round Steel Rods. The 3D printed EndCap holds the two 12-inch Steel Rods firmly next to the Steel Corner Brace to create a slide rail. Standard Patio Door Bearings can be used to create a carriage that can ride up and down the slide rail. All of these parts can usually be found at y