Squire Stronghold D16 MAX

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This formidable bike lock is reinforced with additional anti-angle grinder armouring material, proven to defeat multiple angle grinder discs! It features a heavy-duty 16mm boron hardened steel shackle encased in a tough TPE moulding, and a robust 25mm thick hardened steel high-security lock body to deliver cutting-edge defence against bike theft.

The Stronghold® D16 MAX is secured using a precision engineered high-security 6-pin key cylinder, including anti-drill, anti-pick and anti-bump technology with over 500,000 possible key differs. This restricted section key system comes complete with a personal key card to prevent unauthorised copying to provide an additional layer of security.
Independently tested, the Stronghold® D16 MAX easily surpasses the ultimate Sold Secure Powered Cycle Diamond rating, the highest level of security for powered cycles! This rigorous attack test includes multiple heavy-duty tools and techniques including pry bars, bolt croppers and high-powered portable angle grinders.
The Stronghold® D16 MAX. Maximum anti-angle grinder lock security for all high-end bicycles, e-bikes and e-cargo bikes.
  • Ultra-Tough Anti-Angle Grinder D-Lock
  • Featuring Highly Effective Angle Grinder Resistant Armouring Material
  • Sold Secure Powered Cycle Diamond Approved
  • 6-Pin High-Security Key Cylinder, 500,000+ Key Differs
  • Restricted Section Key System
  • 2x Keys and Personal Key Card Included
  • Internal Locking Dimensions: W-94mm L-218mm
  • External Lock Dimensions: W-150mm H-300mm
  • Weight: 2.84kg
  • Made In Britain

Why Buy From Us?

At elctrc, we go beyond merely selling e-bikes; we provide an unparalleled experience and lasting support for your electric cycling journey. Here's why choosing us is your best decision:

Passionate Support, 5 Days a Week:

We're here for you five days a week, ready to provide passionate support, guide you through troubleshooting, and address any concerns promptly. Your journey into the world of electric cycling is backed by our dedicated team. Emails are monitored 7 days a week.

Complimentary 6-Week Check-Up:

We believe in the longevity of your e-bike investment. Enjoy a free 6-week check-up after your purchase, ensuring your bike continues to deliver optimal performance. Our technicians conduct a thorough inspection and address any adjustments promptly.

Lifetime Discounted and Prioritised Servicing:

Experience 50% off servicing costs for your e-bike when purchasing an Electric Bike from us. Our commitment to affordability ensures that maintenance remains accessible, fostering a lasting relationship with our customers. We also prioritise bikes purchased from us in the workshop and aim for same day completion/collection.

Expertise as Bosch E-Bike Experts:

As proud members of the Bosch E-Bike Experts, our team undergoes specialised training to provide the highest level of knowledge and service. Choose from our Bosch-powered e-bikes with confidence, backed by expertise you can trust.

State-of-the-Art Workshop:

Your e-bike deserves the best care. Our kitted-out workshop, equipped with skilled technicians well-versed in electric bike intricacies, offers maintenance, repairs, and upgrades to keep your ride in top condition.

In-Person Experience at Our Brighton Shop:

Visit our inviting shop in Brighton, East Sussex, where you can test ride, explore, and find the perfect e-bike with guidance from our knowledgeable staff. Experience the joy of electric cycling in person. If collecting in person, we will do a full handover, answering any questions you may have. If delivered, one of our team can answer any queries you may have remotely via phone or email.

Free 14-day Insurance:

We’ve partnered with Bikmo to offer all our customer 2 weeks free insurance when purchasing from us. This gives you time and peace of mind to get full insurance sorted, if you choose to continue with their coverage, you’ll also get a discounted rate on the first year.

Multiple methods of payment

As well as normal debit/credit card transactions, we also accept multiple cycle to work schemes, can offer finance (including 0% Interest) or even now leasing (solely for companies currently.)


At Elctrc, we don't just sell e-bikes; we offer an unmatched experience, expertise, and ongoing support. Come and see us in Brighton store to electrify your ride and elevate your cycling journey, or contact us remotely now.

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