Door Lock Guard ID Door Reinforcement Device for 1-3/8 Inch Thick Interior Doors Comprised of 3 Steel Plates; 2 Steel Mounting Bolts & Two 3 Inch Long Torx Screws Plates are 4.5 Inches Long (Fits 1-3/8 Inches Thick Interior Doors (Such as Bedroom & Bathroom) 14 Gauge Cold-Rolled Steel (About the Thickness of a U.S. Quarter) White; Hard Enamel-Like Finish Easy to Install in 15-20 Minutes; Made in the USA; Lifetime Warranty