Seatylock Mason U-Lock - Black

Sold Secure Diamond is the highest security rating awarded by Sold Secure, a testing house. It indicates the lock has passed rigorous testing against a wide variety of attack tools and methods, offering the maximum level of protection against theft.

Yes, the Seatylock Mason U-Lock is specifically designed with a wide 11.5 cm inner shackle width, making it ideal for securing E-bikes which often have larger frames and components.

The lock features a soft polymer coating on its shell, which is designed to protect your bike's paintwork from scratches during normal use.

The inner shackle dimensions are 22cm (length) x 11.5cm (width). The shackle itself is 14.1 mm thick.

The lock is supplied with 3 keys and a registration card.

Yes, it is recommended to register your keys using the provided registration card. This will allow you to order replacement keys if needed.

The lock is constructed with rust-free hardened steel and a polymer shell, making it durable for various weather conditions. However, regular maintenance, such as cleaning and lubrication, is recommended to ensure longevity.

Ensure the lock mechanism is fully open. Check the key and cylinder for any debris; clean with compressed air if necessary. Try a graphite-based lubricant in the key cylinder.

Check for any obstructions in the shackle path. Clean the lock mechanism and apply a graphite lubricant to the moving parts and cylinder.

Clean the affected area with a dry cloth. Apply a rust inhibitor or lubricant specifically designed for metal. Ensure the lock is dried thoroughly after exposure to moisture.