Squire Stronghold D16 Max
Ultra-Tough Anti-Angle Grinder High Security D-Lock
The Squire Stronghold D16 Max is built for riders who refuse to compromise on security. Designed to take on the most determined attacks, this maximum-security D-lock features tungsten carbide armouring, proven to withstand multiple angle grinder discs, making it one of the toughest portable locks you can buy.
Constructed with a 16mm boron hardened steel shackle and a 25mm solid hardened steel reinforced lock body, the D16 Max combines brute strength with advanced protection. Its heavy-duty TPU anti-scratch shackle moulding prevents damage to your bike frame, while the 6-pin high-security cylinder delivers 530,000 key differs and includes anti-pick and anti-drill protection for total peace of mind.
Each lock comes with two precision-engineered restricted-section keys and a personal security key card for added control. Independently Sold Secure Powered Cycle Diamond approved and Made in Britain, the D16 Max represents the pinnacle of anti-angle grinder bike security.
KEY FEATURES
- Engineered with heavy-duty tungsten carbide armouring material
- Highly effective against angle grinder attacks
- Reinforced 16mm boron hardened steel shackle
- Heavy-duty TPU anti-scratch shackle moulding
- 25mm solid hardened steel reinforced lock body
- 6-Pin high-security cylinder, 530,000 key differs
- Restricted section key system
- 2 precision engineered keys included
- Personal security key card included
- Sold Secure Powered Cycle Diamond approved
- Made In Britain
Unbreakable strength, innovative protection, and trusted British craftsmanship – the Squire Stronghold D16 Max is built to stop thieves in their tracks.
Product Information
Product Information
Shipping & Returns
Shipping & Returns



Squire Stronghold D16 Max
Squire Stronghold D16 Max
Ultra-Tough Anti-Angle Grinder High Security D-Lock
The Squire Stronghold D16 Max is built for riders who refuse to compromise on security. Designed to take on the most determined attacks, this maximum-security D-lock features tungsten carbide armouring, proven to withstand multiple angle grinder discs, making it one of the toughest portable locks you can buy.
Constructed with a 16mm boron hardened steel shackle and a 25mm solid hardened steel reinforced lock body, the D16 Max combines brute strength with advanced protection. Its heavy-duty TPU anti-scratch shackle moulding prevents damage to your bike frame, while the 6-pin high-security cylinder delivers 530,000 key differs and includes anti-pick and anti-drill protection for total peace of mind.
Each lock comes with two precision-engineered restricted-section keys and a personal security key card for added control. Independently Sold Secure Powered Cycle Diamond approved and Made in Britain, the D16 Max represents the pinnacle of anti-angle grinder bike security.
KEY FEATURES
- Engineered with heavy-duty tungsten carbide armouring material
- Highly effective against angle grinder attacks
- Reinforced 16mm boron hardened steel shackle
- Heavy-duty TPU anti-scratch shackle moulding
- 25mm solid hardened steel reinforced lock body
- 6-Pin high-security cylinder, 530,000 key differs
- Restricted section key system
- 2 precision engineered keys included
- Personal security key card included
- Sold Secure Powered Cycle Diamond approved
- Made In Britain
Unbreakable strength, innovative protection, and trusted British craftsmanship – the Squire Stronghold D16 Max is built to stop thieves in their tracks.
Original: $401.32
-70%$401.32
$120.40Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
Ultra-Tough Anti-Angle Grinder High Security D-Lock
The Squire Stronghold D16 Max is built for riders who refuse to compromise on security. Designed to take on the most determined attacks, this maximum-security D-lock features tungsten carbide armouring, proven to withstand multiple angle grinder discs, making it one of the toughest portable locks you can buy.
Constructed with a 16mm boron hardened steel shackle and a 25mm solid hardened steel reinforced lock body, the D16 Max combines brute strength with advanced protection. Its heavy-duty TPU anti-scratch shackle moulding prevents damage to your bike frame, while the 6-pin high-security cylinder delivers 530,000 key differs and includes anti-pick and anti-drill protection for total peace of mind.
Each lock comes with two precision-engineered restricted-section keys and a personal security key card for added control. Independently Sold Secure Powered Cycle Diamond approved and Made in Britain, the D16 Max represents the pinnacle of anti-angle grinder bike security.
KEY FEATURES
- Engineered with heavy-duty tungsten carbide armouring material
- Highly effective against angle grinder attacks
- Reinforced 16mm boron hardened steel shackle
- Heavy-duty TPU anti-scratch shackle moulding
- 25mm solid hardened steel reinforced lock body
- 6-Pin high-security cylinder, 530,000 key differs
- Restricted section key system
- 2 precision engineered keys included
- Personal security key card included
- Sold Secure Powered Cycle Diamond approved
- Made In Britain
Unbreakable strength, innovative protection, and trusted British craftsmanship – the Squire Stronghold D16 Max is built to stop thieves in their tracks.













