Intro
The Gainsborough Trilock Urban Aurora Double Cylinder Entrance Lever Set in Satin Brass delivers secure, modern style with its sophisticated rectangular Aurora lever and triple-function Trilock technology. Designed for external doors, it offers maximum security and a clean, architectural aesthetic.
Key Features & Benefits
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✅ Function: Double‑cylinder — key-operated from both inside and outside for high security
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✅ 3‑in‑1 Trilock Technology: Combines deadbolt, privacy, and passage modes in one mechanism
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✅ Finish: Satin Brass — warm, contemporary, and elegant
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✅ Lever Design: Rectangular Aurora lever with clean, linear geometry for a contemporary look
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✅ Rosette / Backplate: Matching rectangular backplate for a cohesive design
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✅ Material: Zinc alloy (lever and rosettes) for durability and solid feel
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✅ Handing: The lock can be re‑handed during installation to suit door swing
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✅ Security: Dead-locking bolt provides strong resistance to forced entry
Specifications
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Bore Hole: 60 mm
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Backset: 60 mm
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Edge Bore: ~22 mm
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Compatible Door Thickness: Typically 35–45 mm
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Lever Length (Aurora): ~118 mm
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Strike Plate Included: Yes
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Includes: Pair of Aurora levers, Trilock lock body, two keyed cylinders, strike plate, fixing screws
Applications
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Ideal for main entry doors, where security is critical and style matters
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Suitable for residential homes and high-end commercial projects that demand a modern, clean finish
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Works especially well on contemporary / minimalist facades and interior‑exterior transitions
Installation & Inclusions
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Delivered with all necessary components: levers, rosettes, lock body, cylinders, strike plate, screws
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Concealed fixings ensure a minimal, sophisticated finish
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Lock mechanism supports reversible handing to suit left or right‑swing doors
Warranty
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Mechanical Warranty: 10 years (typical for Gainsborough Trilock range)
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Finish (Tarnish) Warranty: 5 years for Satin Brass finish
👉 Yes — it’s a double‑cylinder set, meaning a key must be used on both the inside and outside to lock or unlock.
Q2. What is the Trilock “3‑in‑1” feature?
👉 The Trilock offers three modes: a deadbolt for security, passage mode for free-turning (unlocked), and a privacy mode.
Q3. Is it suitable for modern-style doors?
👉 Absolutely — with its rectangular Aurora lever and minimalist backplate, it's ideal for contemporary, architectural doors.
Q4. Can I change the handing (left/right) of the lock during install?
👉 Yes — the lock can be re‑handed on-site during installation to match your door swing.
Q5. What maintenance is required for the finish?
👉 The satin brass finish is durable; clean it occasionally with a soft cloth and mild soap to maintain its appearance.
Q6. What warranty does this product come with?
👉 The set comes with a 10‑year mechanical warranty and 5‑year tarnish (finish) warranty for the Satin Brass finish.
Payment & Security
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