Manufactured to precise specifications,  the ABUS 831C/45 Maximum Security interchangeable Core Series provides unequaled flexibility. These solid brass padlocks are designed for demanding  environments - they provide reliable service in all weather conditions.  Their range of shackle lengths makes them ideal for construction sites; institutional keying programs; commercial, military and governmental applications; and general use. All 831C/45 Series models have a lifetime warranty and include the following features :

• Emergency Security Lock Out - lets you instantly restore security on the job site. Just remove the cores driving fork from the lock cylinder. Users keys will no longer open the lock, but you can still use the master core-change key to replace the core.
• Z-Bar Convertible (patent pending) converts the lock from key-retaining to non-key-retaining
• Interchangeable Cores - Accepts : Arrow - Best - Falcon - KSP - Medeco - Peaks or Eagle 5, 6 or 7-pin cores (not included
• Stainless Steel Locking Balls - Provide maximum corrosion resistance and strength.
• Superior construction - solid brass body with triple chrome plated, hardened steel boron alloy shackles.