General description The Mophorn Through The Door Key Drop Box is designed for ultimate security and convenience. Made from heavy-duty steel with a powder-coated finish, it resists rust and ensures durability. This mailbox features adjustable slides to fit doors up to 1.7 inches thick, a secure key lock, and metal baffles to prevent mail theft. Additionally, it includes a rain cover, rubber pads, and drainage holes for excellent rain protection, making it ideal for safely storing your valuable items. Technical specifications Product Size: 304 × 150 × 405 mm (11.9 × 5.9 × 15.9 inch) Input Size: 248 × 45 mm (9.8 × 1.8 inch) Wall Thickness: 43 mm (1.7 inch) Color: Black Main Material: Heavy Duty Steel Plate Product Weight: 7.2 kg (15.87 lbs) Item Model Number: MA072 black Compatibility and accessories Compatible with doors up to 1.7 inches thick Package includes: 1×Silicone Mesh Mat 1×Rainproof Plate 1×Inner Decorative Plate 1×Box 1×Instruction Manual 4×Machine Thread Bolts (with Spacers,