• Heavy-duty 10.5mm square link chain, fitted with durable nylon sleeve for avoiding accidental scratching and damage to the bike.• Features hardened zinc alloy bodied disc lock with anti-drill, anti-saw and anti-pick protection on the locking cylinder.• 4* ART Approval.• Supplied with two keys.Heavy-duty 10.5mm square link chain, fitted with durable nylon sleeve for avoiding accidental scratching and damage to the bike. Features hardened zinc alloy bodied disc lock with anti-drill, anti-saw and anti-pick protection on the locking cylinder. 4* ART Approval. Supplied with two keys.• Heavy-duty 10.5mm square link chain, fitted with durable nylon sleeve for avoiding accidental scratching and damage to the bike. • Features hardened zinc alloy bodied disc lock with anti-drill, anti-saw and anti-pick protection on the locking cylinder. • 4* ART Approval. • Supplied with two keys. • Model No. CLA109DLTechnical Specification:ART Approval: 4*Chain Size: 10.5 x 10.5 x 900mmNett Weight: 3.15kgDim