Upgrade your door hardware with these heavy duty hidden door hinges designed for seamless, modern installations. Featuring a 180 degree opening angle and a strong 40kg load capacity (per pair), these concealed hinges are ideal for secret doors and premium residential or commercial applications.

When closed, the hinge is completely invisible, creating a clean, flush finish with an ultra-narrow door gap. The compact zinc alloy body with aluminium alloy core delivers strength, stability and quieter operation.

Key Features:

• Heavy duty load capacity - Designed to support doors up to 40kg (two hinges), ideal for solid and heavier door panels.
• 180° wide opening - Provides full access and smooth movement for swing and folding doors.
• 3D adjustable design - Easily fine-tune door alignment using the included hex key. No need to remove the door if it sags, shifts or tilts—simply adjust the screws for precise alignment.
  • Up & down: ±2.5mm
  • Left & right: ±2.0mm
  • Front & rear: ±1.0mm
• Fully concealed finish - Completely hidden when the door is closed for a seamless look. The narrow door gap also reduces the risk of fingers getting caught.
• Universal installation - Suitable for left or right-hand doors, making installation more flexible and convenient.
• Durable construction - Made from zinc alloy with an aluminium alloy core for a compact, sturdy structure and quieter opening and closing.

Specifications:

• Opening angle: 180 degree
• Load capacity: 40kg (per 2 hinges)
• Minimum door thickness: 35mm
• Maximum door width: 850mm
• Adjustment range:
  • Vertical: ±2.5mm
  • Horizontal: ±2.0mm
  • Depth: ±1.0mm
• Material: Zinc alloy body with aluminium alloy core
• Colour: Silver

Suitable For:

• Wooden doors
• Swing doors
• Folding doors
• Aluminium alloy doors
• Smoke-proof doors
• Soundproof doors
• Anti-theft doors

Package Includes:

• 2 × Hidden door hinges
• Screws
• Plate covers
• L keys (hex wrench)

Ideal for modern homes, renovations and custom joinery projects requiring strength, adjustability and a clean concealed finish.