Hardened Steel Shackle - Extra protection against hacksaw & cropping attacks. Double Bolted Locking Mechanism - Extra strength to resist torsion & pull attacks. Solid Brass Body - Added resistance against corrosion. 10 year guarantee.

Body Width: 30mm.

Shackle Diameter: 5mm.

Shackle Internal Clearance: 16mm Wide x 18mm High.

Kasp Security Rating: 3 (Rating scale 1-15).