20" Deep Shelf Extends to 35" Total Depth: The fixed 20-inch steel platform smoothly slides out to a full 35 inches, delivering 15 inches of extension travel for deep rack accessibility. Full-Extension Ball Bearing Rails: Industrial-grade slide rails provide smooth, stable movement and secure support when fully extended. Heavy-Duty 44 lb Load Capacity: Engineered to hold AV receivers, UPS units, network switches, NVRs, routers, lab gear, and rack equipment without flexing. Universal 19" 4-Post Rack Compatibility: Designed to fit most standard 19-inch wide 4-post server racks and AV cabinets used in data centers, IT closets, studios, and home labs. Space-Saving 1U Design: Occupies only 1U of rack space, maximizing organization while maintaining professional-grade strength and durability. Mount either direct and use as a drawer or shelf.