Features: Made of high-quality aluminum alloy material, strong and durable. Support rod kit for 3D printer with aluminum profile structure. The length of a single tie rod is 36.5cm/14.37in, convenient to install and the structure is more stable. Suspension rod set effectively solve the jitter of the Z axis of the 3D printer, improve the printing effect. for Ender-3 / Ender-3S / Ender-3 Pro or other 3d printers of similar structure. Specifications: Item: Support Rod Set Material: Aluminum Alloy Packing Size:Approx 40X15X8cm/15.75X5.90X3.15in Suitable for: for Ender-3 / Ender-3S / Ender-3 Pro, etc. Package Includes: 1Set x Supporting Pull Rod note: Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! Please allow 1-2mm measuring deviation due to manual measurement.