1100mm Heavy Duty Security Chain Lock with Keys

Product Overview

Secure your peace of mind with this ultra-robust, high-security chain lock. Engineered to withstand the most aggressive theft attempts, this lock combines specialised materials and precision engineering to protect your high-value assets. The core of its defence lies in a massive 9mm square chain link construction made of heat-treated, specially hardened steel.

Featuring an advanced, high-tier security rating, this lock is designed to resist high-torque bolt cutters, hacksaws, hammers, and drills, making it an ideal choice for securing electric bikes, motorcycles, and cargo bikes in high-risk areas.

Key Features

• Advanced Anti-Drill Swiss Technology Cylinder

  The lock cylinder utilises sophisticated Swiss engineering featuring an ultra-thin (0.3–0.6mm) anti-drilling shield. Its complex, snake-shaped keyway effectively prevents specialised lock-picking and technical manipulation.

• 9mm Heat-Treated Hardened Steel Links

  Constructed with 9mm square-profile links made from special hardened steel alloy. The square shape deflects cutting tools, while the advanced heat treatment provides exceptional toughness against shearing, sawing, and thumping.

• Extended 1500mm Reach

  A generous 1.5-meter length gives you maximum flexibility, allowing you to easily secure your frame and wheels to large permanent fixtures, ground anchors, or multiple vehicles simultaneously.

• Maximum Security Rating

  Tested and rated at an elite security level (6/6 Stars) to deliver professional-grade protection in urban environments and long-term storage scenarios.

Technical Specifications

• Security Level: 6 out of 6 Stars (★ ★ ★ ★ ★ ★)

• Chain Link Thickness: 9mm

• Chain Link Profile: Square (Anti-cut geometry)

• Total Length: 1500mm (1.5 Meters)

• Total Weight: 3108g

• Material: Heat-Treated Special Hardened Steel

• Cylinder Type: Swiss-engineered snake-keyway with integrated anti-drill plate

Shipping & Returns

• Delivery Timeframe: Approximately 5–12 business days (excluding weekends and public holidays).

• Returns Policy: Returns, refunds, or replacements are fully provided for products received faulty, damaged, or not as described, in accordance with local consumer laws.

• Note: We do not accept returns or provide refunds for a change of mind. Please review the weight and specifications carefully to ensure this heavy-duty lock suits your daily portable or stationary security needs.

We use a premium delivery service to ensure all of our bikes arrive in the best possible condition. Bicycles get shipped from a different warehouse and may arrive separately from any other items ordered. A signature is required to confirm proof of delivery.

All products are sourced from official importers and covered by manufacturers warranty. If you do need to send items back to us please make sure that you retain proof of postage in the event that it is needed.

Your product is covered by a 12 month Warranty or more if you opted for the extended warranty. Make sure you register your product.