SQUIRE ST50S Stainless Steel Stronghold Padlock Open Shackle

The Squire Stronghold ST50S is a high-security, marine-grade open shackle padlock designed to withstand the harshest outdoor environments. Manufactured in the UK, it features a solid 50mm wide stainless steel body and a 10mm diameter stainless steel shackle, offering exceptional resistance to corrosion and physical attack.

Tested to CEN Grade 3, this robust padlock is ideal for securing high-risk areas such as coastal facilities, marine environments, garages, warehouses, and perimeter gates. It is equipped with a highly secure Squire Stronghold 6-pin cylinder system that provides up to 250,000 key differs, and features anti-drill protection to resist forced entry. For added security, the key can only be withdrawn when the padlock is fully locked, preventing accidental unlockings.

This padlock is available with different packaging options (Boxed or Visi) and corresponding manufacturer references (ST50S or ST50S BX). Please select your preferred options from the choices below.

Technical Specifications

• Body Width: 50mm
• Body Thickness: 26mm
• Shackle Diameter: 10mm
• Vertical Clearance: 26mm
• Horizontal Clearance: 22mm
• Body & Shackle Material: Solid Stainless Steel
• Cylinder Mechanism: Squire Stronghold 6-pin
• Security Rating: CEN Grade 3
• Keying: Keyed to differ (supplied with 2 keys)
• Key Differs: 250,000
• Weight: 495g

Key Features

• Marine-Grade Construction: Solid stainless steel body and shackle designed for ultimate corrosion resistance in harsh environments.
• High Security: Achieves CEN Grade 3 rating, offering excellent protection against picking, drilling, and sawing.
• Key Retaining Safety: Key can only be withdrawn when the padlock is locked, ensuring it is never left open by accident.
• Rekeyable Cylinder: Features a rekeyable 6-pin cylinder for flexible security management.
• Manufacturer's Guarantee: Backed by a 10-year manufacturer's guarantee for peace of mind.