Specifications: Standard : 19" Rackmount EIA RS-310D Materials : Heavy-Duty 15 gauge cold-roll steel Mounting Hole : Fourteen on each side, plus 4.4mm x 45mm slotted mounting holes Max Depth : Extendable to 38" depth Screws : Standard screws #10-32 and Metric screws M4x6, M5x12 included Size : 26" x 1.79" x 0.5" Weight : 12 lbs. Features: Built-in stop-latch, lock chassis in extended position for easy access Tapped screw holes on outer member for secure and easy mounting Two slotted mounting holes to fit wide range of rackmount chassis