Sold Secure Diamond
The Mason U-locks meet the highest industry standards for security.
Seatylock provides professional-grade security through Sold Secure Diamond rated U-locks and patented magnetic chain locks. These hardened steel solutions are engineered for high-security needs across e-bikes and motorcycles
The Mason U-locks meet the highest industry standards for security.
The Viking chain features a magnetic closure for easier handling.
Robust materials provide maximum resistance for motorcycles and e-bikes.
The catalog features Mason U-locks ranging from 5.5 in to 11.8 in and Viking magnetic chain locks. These models utilize hardened steel and keyed mechanisms for high-security environments.




Look through Keyed bike locks, Heavy duty bike locks, Electric scooter locks, Compact folding locks to see how the Seatylock models split.
Seatylock keeps the build language in the product names: Mini folding lock for scooters and bikes; Hardened steel compact folding bike lock; Seatylock foldylock compact outdoor folding bike lock 33.5 in.
Pick a Seatylock model from Keyed bike locks, Heavy duty bike locks, Electric scooter locks, Compact folding locks when that is the job you have.
Start with Mini folding lock for scooters and bikes; Hardened steel compact folding bike lock; Seatylock foldylock compact outdoor folding bike lock 33.5 in and match the listed type to what you need.
Also in Keyed Heavy duty
The Mason 7.1 in U-lock is incredibly robust and fits my e-bike perfectly.
I love the magnetic feature on the Viking chain; it makes securing my bike much faster.
The Sold Secure Diamond rating gives me total peace of mind when leaving my motorcycle outside.