Engineered from premium Grade 304 Stainless Steel, our Concealed Single-Sided Door Knob Lock delivers uncompromising commercial-grade durability with an ultra-clean minimalist profile. Designed specifically for flush wall doors, concealed doorways, and modern interior suites, this hardware mounts strictly on the interior door face. The exterior side remains completely seamless and hardware-free, maintaining a flawless feature wall appearance.

Key Features

• True Concealed Single-Sided Installation: Mounts exclusively to the room's interior with zero exterior hardware, preserving uninterrupted, seamless wall lines.
• Commercial Grade 304 Stainless Steel: Heavy-gauge 304 stainless steel knob and rose offer superior rust, scratch, and corrosion resistance for high-traffic homes, offices, and boutique hotels.
• Heavy-Duty Brass Deadbolt Latch: Robust compact mortise body paired with a solid brass locking tongue ensures positive mechanical engagement and dependable privacy.
• Ergonomic Cylindrical Turn Knob: Smooth flat-top cylindrical knob provides a confident, ergonomic grip with smooth 90-degree latch rotation.
• Resilient Architectural Finishes: Available in Classic Brushed Stainless Steel, Modern Matte Black, Red Bronze, and Antique Bronze.

Specifications

• Material: Heavy-Duty Grade 304 Stainless Steel Knob & Rosette, Solid Brass Latch Bolt
• Mechanism: Single-sided interior turn with compact mortise body
• Door Thickness Fit: 35mm – 50mm (1-3/8" to 2")
• Finishes Available: Brushed Stainless, Matte Black, Antique Bronze, Red Bronze
• Ideal Applications: Flush invisible doors, secret study doors, minimalist hotel suites, luxury apartment entries, and feature wall closets