Features: _x000D_ This linear rail and block are small in size and lightweight, especially suitable for small equipments. _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_ Specifications: _x000D_ Model: LML12B_x000D_ _x000D_ Type: Slide rail _x000D_ Slide Track: Linear rail _x000D_ Rail Length: 100mm,150mm,200mm,300mm,450mm (Optional) _x000D_ Rail Width: 12mm_x000D_ _x000D_ Material: Bearing steel_x000D_ Block Fixation Method: Locked_x000D_ Weight: 102~335g(approx.) _x000D_ _x000D_ _x000D_ Package Includes: _x000D_ 1 x Linear Guide Rail _x000D_ 1 x Linear Guide Block _x000D_ _x000D_ _x000D_ Note: Please allow small size error due to manual measurement. Thanks for your understanding. 1This linear rail and block are small in size and lightweight, especially suitable for small equipments. 2Adopting 4-point contact design, it can bear load from every direction, and has good strength and high accuracy. 3Designed with ball retainer, which allows interchangeability in the case of small precision. 4Block has lubrication system; lubrication oil can be easily put into the oil inlet on the side. 5Widely used for automatic equipment, precision measuring equipment, and many other machines that need precision linear movement.