【High-quality material】Metallic black, selected thick cold-rolled steel material, strong abrasion resistance, toughness and not easy to break, durable. 【Solid steel ball】Using high-quality steel ball, imported lubricating oil and three-section rail design, it has reached the mute and high standard of endurance throughout the process. 【Damping hydraulic device】The drawer closes to a certain extent, it will close automatically. The hydraulic pipe is made of pure copper core, which is more durable. 【Convenient detachment hook】The detachment hook device does not require additional tools, which is convenient for installation and removal, which is convenient and labor-saving. You can detach the inner rail by simply pressing and pulling the detachment hook. 【Maximum load】45 kg., Manufacturer: Tianher