3 Fold Full Extension Design: The drawer slide features a three-layer contraction design. The total unextended length is 30cm, and the fully extended length is 60cm. The width is 4.5cm, and the thickness is 1.27cm. It can be directly installed on the side panel and operates smoothly.High Load Capacity: Made of high-quality cold rolled steel, the drawer slides feature an electrophoretic surface finish for enhanced durability. They are wear-resistant, rust-resistant, strong, and durable, with a high load-bearing capacity. A pair of slide rails can support up to 45 kg.Robust Ball Bearing Guide Rail Design: Equipped with ball bearings, the design reduces friction during opening and closing, minimizing noise and ensuring smooth, quiet operation.Soft and Quiet & Shock Absorption: The roller bearing design ensures smooth sliding performance. The wear-resistant rubber pads provide shock absorption and noise reduction, helping to prevent loud noises when the drawer is closed forcefully.Easy Installation: Install the outer rails horizontally on both sides using screws, and attach the inner rails to both sides of the drawer. Align the rails in the middle and slide them parallel for proper operation.Note: Measurements are taken manually; please allow a 12 cm error. Due to differences in lighting and screen settings, slight color variations may occur. Actual product may vary slightly from images shown.