Kasp 80mm Armoured Shutter Lock  £59.27

Kasp K17580D - High Security Armoured Shutter Lock

Hardened Steel Shackle - Extra protection against hacksaw & cropping attacks
Double Ball Bearing Locking Mechanism - Extra strength to resist torsion & pull attacks
Solid Brass Body encased in a Steel Jacket - Extra strength & resistance against corrosion
5 pin cylinder with anti-pick mushroom pins - Extra protection against picking
Paracentric keyway - Extra protection against manipulation
Drill resistant keyway - Protects the cylinder against drill attack

Body Width: 80mm
Shackle Diameter: 12mm
Shackle Internal Clearance: 37mm Wide x 17mm High
Kasp Security Rating: 11 (Rating scale 1-15)

Comes with a 10 Year Manufacturers Warranty