Description If you are looking for 3D printer hexagonal eccentric column with reliable quality and reasonable price, I want to recommend our hexagonal eccentric column for you. We adopt high-end quality, so you can keep it for a long time. Meanwhile, it owns small size, easy to use and install. It would be your best helper for you. Features -Color:Silver. -Material:A3 iron. -Size: About1.00X0.60X0.60cm/ 0.39X0.24X0.24in. - Made of high-quality material, durable, firm and stable for us to use and has a long service life. - Hexagonal head, threaded inside, quality material, anti-loose hexagonal nut. - Used with a machine or screw for mechanically joining materials together. - Used widely for matching screws or bolts. Easy to install on the track to make the system more robust. - Fast and safely fasten the fitting along the length of the V-groove or C-beam linear guide. Package list: 20 x Eccentric Spacers