Trail Gear Universal Link Tabs have the strength to hold your project together. These beefy flat tabs are crafted from quality steel in a selection of thicknesses, widths, and hole diameters, as well as straight and coped center and offset styles to make your build a success. They come lightly oiled and are able to mount most components securely, with Trail-Gear chassis tabs. The link tabs are 1/4" thick with 9/16" bolt holes and coped for 1.5", 1.75", 3", and 3.5" OD tubes. When a small tab is used in conjunction with a medium tab the mounting angle becomes 10 degrees off vertical, if used with a large it becomes 20 degrees. When a medium tab is used with a large tab the mounting angle becomes 10 degrees