["Adjustable Holder Support Mount Fit For 55-80mm CO2 Laser-Tube Engraving Machine\n\nSpecifications:\nCondition: new\nColor:Grey & Black\nMaterial: ABS Plastic & Rubber & Metal\nSize: approx.11.5x6.5cm(4.61x2.64inch)(LxW)\nHeight: approx.10-16.5cm(3.94-6.50inch)\nItem included: 1 x CO2 Laser-Tube Holder\nCompatible With: fit for Dia. 55-80mm Laser-Tube\n\nHow to use: Put four screws on the four oblong holes at the bottom of the tube bracket to fix it on a flat surface. Put the laser-tube and adjust the tube bracket to make the height of the laser-tube appropriate and form an angle of about 45 degrees with the reflector next to the light emitting end of the laser-tube. After adjustment, tighten all screws of the tube bracket.\n\nFeatures:\nThe diameter of the tube is adjustable, suitable for laser-tubes with a diameter of 55-80cm, to avoid the tube holder not being universal;\nUse special plastic, the material is not aging, the laser-tube can be fixed firmly, and the optical for path is not easy to deviate;\nLifting screw, easy height adjustment; simple installation;\n\nNote:\n1) All dimensions are measured by hand, there may be small deviations.\n2) Color may vary slightly due to the color setting of each individual monitor.\n\nPackage included:\n1 * Adjustable Holder Support Mount"]