Description
316 Stainless LBX Pro Lock is a premium marine grade letterbox lock designed to provide superior security, durability and long lasting performance for residential, commercial and strata letterboxes. Manufactured from high quality 316 stainless steel, the 316 Stainless LBX Pro Lock is specifically engineered to withstand Australia’s harsh weather conditions, including coastal and marine environments where standard locks can corrode over time. Combining exceptional strength with reliable operation, this premium lock is the ideal solution for new letterboxes and premium mailbox installations.
PLEASE SELECT POSTAGE & HANDLING IF DELIVERY IS REQUIRED
The perfect lock for a harsh marine environment. This lock is designed to last the distance and while initially costly, it will save you on expensive replacement costs when the locks may start to fail due to corrosion. These locks are not an easy retrofit and it is preferred that they are factory fitted by us on new products prior to supply.
This lock also offers higher levels of security and can be, though a Master Locksmith, keyed alike to most types of front door house/apartment keys.
316 Stainless LBX Pro Lock is a premium marine grade letterbox lock designed to provide superior security, durability and long lasting performance for residential, commercial and strata letterboxes. Manufactured from high quality 316 stainless steel, the 316 Stainless LBX Pro Lock is specifically engineered to withstand Australia’s harsh weather conditions, including coastal and marine environments where standard locks can corrode over time. Combining exceptional strength with reliable operation, this premium lock is the ideal solution for new letterboxes and premium mailbox installations.
PLEASE SELECT POSTAGE & HANDLING IF DELIVERY IS REQUIRED.
The 316 Stainless LBX Pro Lock is the perfect choice for harsh marine environments where exposure to salt air, moisture and changing weather conditions can significantly reduce the lifespan of standard locks. Manufactured from premium 316 marine grade stainless steel, this lock is designed to resist corrosion and maintain reliable performance for years. Although the initial investment may be higher than a conventional mailbox lock, its exceptional durability helps minimise maintenance and costly replacements, making it a smart long term investment.
For the best fit and performance, the 316 Stainless LBX Pro Lock is recommended as a factory fitted option on new letterboxes. Due to its specialised design, it is not always suitable as a simple retrofit for existing products. Factory installation ensures the lock is fitted correctly and performs as intended from the beginning, providing dependable security and smooth operation.
Another key advantage of the 316 Stainless LBX Pro Lock is its enhanced security. Through a qualified Master Locksmith, the lock can be keyed alike to suit many front door or apartment keys, allowing you to use a single key for multiple locks. This added convenience makes it an ideal solution for homeowners, apartment buildings, commercial developments and strata properties seeking both security and ease of access.
316 Stainless LBX Pro Lock Features
- Manufactured from premium 316 marine grade stainless steel
- Excellent resistance to rust, corrosion and salt air
- Designed for coastal and harsh outdoor environments
- Provides enhanced mailbox security
- Can be keyed alike by a qualified Master Locksmith
- Recommended as a factory fitted option
- Strong, durable and low maintenance construction
- Suitable for residential, commercial and strata applications
Why Choose the 316 Stainless LBX Pro Lock?
The 316 Stainless LBX Pro Lock combines premium materials with reliable performance to deliver long lasting protection for your mailbox. Built specifically for demanding Australian conditions, it offers excellent resistance to corrosion while maintaining smooth operation and dependable security. Whether installed in a coastal home, apartment complex or commercial property, this premium lock provides peace of mind and outstanding value through its quality construction and extended service life.
For additional product information and specifications, please refer to the product brochure or contact our team for expert advice on selecting the right lock for your letterbox application.
For information about mailbox installation and delivery requirements, visit the Australia Post Mailbox Guidelines.









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