Upgraded 360 Degree Wheels for Smooth Mobility: Features reinforced steel wheel brackets and heavy-duty dual-lock casters that glide effortlessly over thick rugs and hardwood floors alike. Over bed desk with wheels completely eliminates common plastic bracket cracking issues,providing steady and fluid repositioning whenever you need to shift your setup Dual Lock Adjustment for Versatile Bed Sizes: Engineered with a telescoping frame that smoothly extends 47.2 to 82.7 inches in length and 25.6 to 37.4 inches in height via robust tightening knobs. This overbed table with wheels adjustable height accommodates standard Twin,Queen,and King size mattresses without loosening or sliding down over time Rigid Carbon Steel Frame for Wobble Support: Constructed with heavy-duty industrial carbon steel tubes and a solid high-density board that handles up to 44 lbs securely. This over the bed table with wheels addresses standard sturdiness concerns directly,keeping your dual screens and books rock solid without shaking during typing Protective Baffle Guard with Integrated Cup Holder: Designed with a prominent perimeter border to prevent expensive laptops,tablets,and paperwork from sliding off the back edge. This overbed table king features a dedicated recessed slot to secure your coffee mug,protecting your blankets and sheets from accidental liquid messes Hassle Assembly with Pre Threaded Inserts: Packaged with dense protective padding to prevent surface scratches and includes clearly labeled components with durable metal inserts. This rolling bed desk assembles efficiently without stripping the bolts or cracking the desktop board,getting a solo user set up quickly.