1、Triple Locking Function: The bearing cabinet locking rail features a three stage locking mechanism for easy installation and secure use. Simply hold the locking handle to unlock, extend the rail to the full three stage position for nature locking, and continue pulling to detach the rail for convenient installation. 2、Excellent Cold Rolled Steel Material: Constructed from galvanized surfaces hardened cold rolled steel, the industrial grade drawer guide with ball bearings offers accurate thickness and a slick surfaces for rugged performance. The excellent material ensures stability and fluent operating for heavy drawers or industrial applications. 3、Wide Application: The three stage full extension design allows for side mounting and disassembly for easy installation. Suitable for a wide range of applications including shelves, mechanical cabinets, industrial drawers, RVs, trucks, vending machines, and more. 4、Ball Bearing Design: The ball bearing design of the heavy duty locking drawer slide ensures slick and silent operating, allowing for effortless opening and closing of drawers without noise or friction. Enjoy a no hassle user experience with good performance and long lasting durability. 5、Versatile: Designed for versatile use in various settings, the steel drawer rail provides stability, strength, and ease of installation for handcraft enthusiasts and professionals alike. Whether for home improvement projects or industrial applications, this excellent drawer rail offers accuracy and convenience for your storage needs.