Designed without compromise
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Almax Immobiliser Series VI 25mm chain: Specifically designed for ultimate home and industrial security applications.  

This is the heaviest chain in our product line, weighing in at almost 1.8kg per link! Due to it's colossal size the 25mm Series VI is only available in a 1.85m length. Perfect for securing a vehicle to an anchor point, such as our Defiant ground anchor (Black Edition).


  • The World’s strongest security chain

  • Cannot be bolt cropped manually, guaranteed! (tested with Irwin Record 42” HU bolt croppers)

  • Impervious to HSS hacksaw attacks

  • Increased resistance against sledge/wedge and other impact attacks in comparison to other standard case hardened security chains

  • Almax’s (Black) Electrophoretic plating outperforms standard Zinc plating 3-1 in salt bath corrosion testing

  • The Electrophoretic process has the advantage over zinc plating as it does not cause hydrogen embrittlement, which zinc plated chains are extremely susceptible to

  • Our chain is supplied with an extremely hard wearing Camo print Cordura 1000 Denier fabric sleeve. Incorporating an internal durable backing that resists fraying and premature wear

  • The 1.85m Series VI weighs 23.4kg

  • The overall width of the chain link is 92mm (Approximate please allow for slight manufacturing tolerances)

    FREE £30 DISCOUNT VOUCHER FOR BIKESURE INSURANCE


The Flagship Squire SS100CS Stronghold lock 


  • The World’s strongest padlock, the first ever padlock to achieve LPS Level 4

  • Extreme security padlock designed to fit the Almax Immobiliser Series VI (22mm and 25mm)

  • Storm proof cover

  • Supplied with a Dual core key cylinder (upgraded Mauer A440 R1 cores)

  • Solid Hardened Alloy Steel Body

  • 20mm Hardened boron shackle, fully protected from bolt cropper attacks

  • 10 Year manufacturer’s warranty

  • Cen rated 6+ (moto) assembly
    2 core restricted dual key system, prevents keys from being cut without production of the key card supplied * Additional keys only available from Henry Squire & Sons direct.

  • Over 250,000 key differs

  • Comprehensive anti-drill, bump and pick features

  • Electrophoretic plating process for enhanced corrosion resistance




Almax Immobiliser Series VI ULTIMATE 25mm + Squire SS100CS Stronghold Lock

  • Product Code: Almax Immobiliser Series VI Chain
  • Availability: In Stock
  • £499.95

  • Ex VAT: £416.62

Select Length of Chain

For the Almax Immobiliser Series VI ULTIMATE 25mm + Squire SS100CS Stronghold Lock