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, NdFeB magnet.-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.Packing list: 20 x Eccentric Spacers