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DUN668G
Ref 66 210Mm Galvanised Chain Bolt
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Ref 66 210Mm Galvanised Chain Bolt
In stock
Delivery Information
| Delivery Time Frame | Delivery Information |
| Next Working Day By 1PM | When an order is placed by 3pm for next working day on certain items |
| Standard Delivery | Usually delivered in 2 to 4 working days |
| Delivery Charges | |
| UK Mainland | Prices start at £3.95 for very small items, £6.50 for small, £9.50 for medium and £20 for large/long items |
| Scottish Highlands & Islands, Northern Ireland & Ireland | Prices from £30, please see our delivery page for more info. |
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£12.58
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£10.48
Excl. VAT
Incl. VAT
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Description
Ref 66 210Mm Galvanised Chain Bolt
Securing your premises requires hardware that balances robust physical strength with reliable daily operation. The Ref 66 210Mm Galvanised Chain Bolt serves as a high performance solution for those needing to lock overhead doors, shed entries, or heavy gates where manual reach is restricted or impractical.
Designed for longevity and resilience, this piece of hardware ensures that your property remains protected against unauthorised access. By integrating this item into your security setup, you are choosing a product that has been engineered to withstand the rigours of frequent use in demanding environments.
Mechanical Physics and Structural Integrity
When operating this item, you are engaging with a system designed to manage tension and shear forces effectively. The 210mm throw provides a deep engagement into the floor or frame receiver, which is critical for maintaining structural stability when the door is subjected to lateral winds or forced entry attempts.
The galvanised finish is not merely for aesthetics, as it plays a vital role in preventing oxidation. By providing a sacrificial layer over the steel core, the coating ensures that the bolt maintains its tensile strength even when exposed to moisture or extreme temperature fluctuations. This design prevents the material fatigue that often occurs in cheaper, un-treated alternatives.
Operational Workflow for Daily Security
Using this bolt is a straightforward process that emphasises user control and safety. To secure the door, the user pulls the attached chain which retracts the bolt against the internal spring mechanism. Once the door is positioned correctly, the user releases the chain, allowing the bolt to drop into its locked position via gravity and spring force.
- Users should ensure that the floor receiver is clear of debris to allow the bolt to drop fully into place.
- The length of the chain is calibrated to provide sufficient leverage without requiring excessive force from the operator.
- Regular lubrication of the internal spring mechanism ensures that the bolt continues to slide smoothly without binding.
- The handle of the chain should be secured to a dedicated hook when not in use to prevent the chain from swinging or striking the door surface.
Choosing premium hardware like this model reduces the long term cost of ownership by eliminating the need for frequent replacements due to corrosion or mechanical failure.
Ergonomic Health and Safety Compliance
In a commercial or industrial setting, repetitive tasks can lead to physical fatigue or strain if the equipment is poorly designed. This chain bolt has been developed to minimise the physical effort required to secure high or heavy doors. By utilising a chain pull, the operator can maintain a natural standing posture, which reduces the need to reach or bend awkwardly.
Furthermore, the design promotes safety by ensuring the locking action remains consistent. Employees who use this equipment daily will benefit from the smooth tactile response of the mechanism, which helps prevent minor injuries often associated with jamming or stiff hardware. Compliance with building security standards is also simplified when you install hardware that has a proven track record of reliable performance.
Commercial ROI and Long Term Value
Investing in high quality security hardware is a strategic business decision that pays dividends over time. While the upfront cost may be higher than entry level generic products, the durability of this item ensures that maintenance cycles are drastically extended. You are effectively reducing your operational overhead by choosing components that do not degrade under harsh environmental conditions.
Beyond the cost of the hardware itself, consider the value of the assets being protected. A reliable locking system serves as a powerful deterrent against theft and vandalism, which protects your bottom line and maintains the continuity of your business operations. When you choose the Ref 66 210Mm Galvanised Chain Bolt, you are choosing to safeguard your premises with professional grade components that provide peace of mind for years to come.
Key Applications and Suitability
This hardware is exceptionally versatile, making it suitable for a wide range of door types and industrial environments. It is most commonly found in warehouse settings where high doors require a locking mechanism that can be operated from a distance. The galvanised steel construction makes it equally suitable for exterior gates or storage sheds where weather resistance is a primary requirement.
- The bolt is ideal for use on double doors in agricultural barns where high levels of dust and grit are present.
- It provides secure locking for commercial garage doors that require a secondary layer of protection beyond the standard electric opener.
- Property managers often choose this specific model for gated alleyways to ensure consistent closing and locking throughout the day.
- The heavy gauge steel is robust enough for installation in high traffic areas such as loading docks and utility yards.
Technical Specifications
Understanding the precise measurements of your hardware is essential for a successful installation. Please refer to the table below for the standard technical dimensions and material properties of this product.
| Feature | Specification |
|---|---|
| Overall Length | 210mm |
| Material Finish | High Grade Galvanised Steel |
| Mechanism Type | Spring Loaded Chain Operation |
| Installation Method | Surface Mounted |
| Corrosion Resistance | High - Suitable for exterior use |
| Primary Application | Industrial and Residential Security |
Expert Advice for Installation
To get the most out of your Ref 66 210Mm Galvanised Chain Bolt, proper installation is paramount. We recommend marking the position of the bolt while the door is held in its most secure location to ensure the strike plate or floor hole lines up perfectly. Use high quality fasteners that are rated for the substrate you are mounting to, such as heavy duty masonry screws for concrete or reinforced timber bolts for wooden frames.
If you are unsure about the structural requirements of your door, it is always wise to consult with a professional fitter. Proper alignment prevents the bolt from rubbing against the receiver, which protects the galvanised finish from wearing away and helps the mechanism operate with minimum friction. Remember to test the movement of the chain several times before finalising the installation to ensure there is no snagging or resistance in the cable path.
Protecting your property should never be a compromise. By selecting this robust bolt, you are ensuring that your security measures are as reliable as they are effective. Order your heavy duty door hardware today and experience the difference that premium materials and expert design can make to your daily security routine.
Specification
| Finish | Electro Galvanised |
|---|---|
| Dimensions | 210 |