Commercial quality H320 Series 15" wide x 26-1/2" deep x 52" high black color Vertical Four-Drawer Letter File provides 25" front-to-back filing in each drawer. High drawer sides add strength while holding hanging files without use of hangrails. "One Key" interchangeable core removal lock secures all drawers. Adjustable wire follower blocks have slide-action positioning adjustable on 5/8" centers to keep files upright and pressed to the front. Each drawer includes triple-tied, full cradle suspension with 10 nylon rollers for smooth, silent action. Design includes baked enamel finish over rust-inhibiting, phosphate pretreatment and bright aluminum drawer pulls, label holders and thumb latch. File is certified by SCS to be in compliance with specific indoor air quality emission requirements, meets or exceeds ANSI/BIFMA and ISTA performance standards, and contains recycled content.