Hardened Steel
The chain is constructed from reinforced steel for high cut resistance.
These heavy-duty chain locks are engineered with hardened steel for maximum security in high-risk areas. The Sold Secure Diamond rating ensures professional-grade protection for valuable bicycles
The chain is constructed from reinforced steel for high cut resistance.
This model carries the Sold Secure Diamond security certification.
The 4 foot length provides ample room for complex anchoring.
Kohlburg - Stahlwart focuses on high-security chain locks featuring keyed operation and hardened materials. These 4 foot long models are built to withstand aggressive theft attempts.


This Kohlburg - Stahlwart set is built around Keyed bike locks, Heavy duty bike locks, Heavy duty chain locks, Hardened steel locks.
What you get is what the titles name. Sample models: Heavy duty keyed chain lock 4 ft.
Pick a Kohlburg - Stahlwart model from Keyed bike locks, Heavy duty bike locks, Heavy duty chain locks, Hardened steel locks when that is the job you have.
Titles already name the split: Heavy duty keyed chain lock 4 ft.
Also in 4ft long Heavy duty chain locks
This chain is incredibly heavy-duty and gives me peace of mind in the city.
The 4 foot length is perfect for reaching around thick street lamps.
You can feel the quality of the hardened steel and the lock cylinder is very smooth.
This lock is Sold Secure Diamond rated.
The chain is 4 feet long.
The chain is made of hardened steel.
This is a keyed heavy-duty chain lock.