*KeyFeatures *4 Universal Sizes: Available in 16", 24", 32", and 40" sizes, compatible with a variety of mainstream drawer slides, allowing for flexible replacement and use. These sizes cater to different cabinet needs, ensuring a perfect fit for a wide range of home and office applications *Installation Guide: Before installation, please reserve enough height between the side cabinet bottom and the drawer to ensure smooth installation of the ladder cabinet slide rails. Also, ensure that the selected slide rail length is less than or equal to the cabinet body length *260lbs Dynamic Load Capacity: Enjoy an effortless storage experience! After 10,000 dynamic load tests, the 260lbs load-bearing capacity design with galvanized steel plate ensures corrosion resistance and rust prevention. Choose us for quality design, creating a beautiful and easy living space *3-Stage Full Extension: No more rummaging! The 3-stage full-extension drawer design allows easy access and visibility. Compared to the 2-stage, it completely eliminates blind spots, offering more convenience and ease of use *Silent Opening and Closing: Equipped with a silencer at the end to reduce noise during opening and closing. The high-quality spring and steel ball bearings ensure smooth sliding and seamless, stable closure ******************************************************************************************************* *Specifications Item Model Number: 4801.800.BK Material: Carbon Steel Item Size: 31.5 x 2.95 x 2.17 inch / 800 x 75 x 55 mm Net Weight: 18.52 lbs / 8.4 kg Color: Black Quantity: 1 Pairs Weight Capacity: 260 lbs / 117 kg ******************************************************************************************************* *Pakcage Content Under Stair Drawer Slides x 1 Pairs ST4 x 16 Self-tapping Screws x 24 User Manual x 1