Features: _x000D_ This linear rail and block are small in size and lightweight, especially suitable for small equipment. _x000D_ Adopting 4-point contact design, it can bear load from every direction, and has good strength and high accuracy. _x000D_ Designed with ball retainer, which allows interchangeability in the case of small precision. _x000D_ Block has lubrication system; lubrication oil can be easily put into the oil inlet on the side. _x000D_ Widely used for automatic equipment, precision measuring equipment, and many other machines that need precision linear movement. _x000D_ _x000D_ _x000D_ Specification: _x000D_ Model: MGN9H_x000D_ Slide Track: Linear rail _x000D_ Rail Length: 100mm / 3.94in _x000D_ Rail Width: 9mm / 0.35in _x000D_ Block Width: 20mm / 0.79in_x000D_ Block Thickness: 8mm / 0.31in_x000D_ Overall Thickness: 10mm / 0.39in_x000D_ _x000D_ Material: Bearing steel_x000D_ _x000D_ Weight: 64g / 2.3oz (approx.) _x000D_ _x000D_ _x000D_ Package list: _x000D_ 1 * Linear Guide Rail _x000D_ 1 * Linear Guide Block