All heavy gauged steel construction and manufactured with steel inner walls for extra strength and durability. Heavy-duty 45mm ball-bearing drawer slides provide superior performance and carry heavier loads. Full height rear locking mechanism, locks full-length drawers in multiple locations. Added security provided by cylinder locks. Rust and solvent resistant powder coat paint finish. Each drawer features stainless steel drawer pulls and non-slip liners. Extra-heavy-duty Ø125mm PU/PP alloy wheels.