AOLISHENG Heavy Duty Drawer Slides 20 inch with Lock Full Extension Ball Bearing Locking Industrial Drawer Slides 3 Section Drawer Tracks and Runners

Locking drawer runners rail: The drawer can be locked by the locking function or unlocked by gently pulling the locking handle and can be locked when fully pulled out and fully closed. Through the detection of professional testing institutions the opening and closing time of the runners exceeds 80000+ which is durable. When the track is fully pulled out Can bear the weight of 220KG.