Description:_x000D_ This slide rail is made of high-carbon steel, durable for use. Exquisite craft, smooth surface, accurate performance. Standard processing features good interchangeability._x000D_ _x000D_ Features:_x000D_ _x000D_ The shell is made of metal, durable for use. _x000D_ Standard processing makes the product has high interchangeability. _x000D_ The inside slide block is a high precision liner bear. _x000D_ Surface oxidation treatment, beautiful, and rust-proof. _x000D_ High accurate and stable performance. _x000D_ _x000D_ Specifications:_x000D_ Material: High-carbon steel_x000D_ Type: Slide guide rail_x000D_ Slide track: Linear guide rail_x000D_ Rated dynamic load: 860N_x000D_ Rated static load: 1370N_x000D_ Accuracy level: H_x000D_ Install screw size: 8mm_x000D_ Allowable static torque: 1 kn.m_x000D_ Fixed method of sliding block: Locking type_x000D_ Weight: 3580g_x000D_ _x000D_ Package List:_x000D_ 2 x SBR12-800mm Linear Bearing Rail_x000D_ 4 x SBR12UU Slide Block Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.