Abus Web 1500 |110 Bicycle Chain Lock Technology: ✅ 4 mm round chain with a textile sleeve to protect against damage to the paintwork ✅ The chain is made of special steel. DESIGN COLOR: black DIAMETER: 4 mm SECURITY LEVEL BIKE: 3 CARRIER: without bracket LENGTH: 60 mm WEIGHT: 230 gm LOCKING TYPE: key SECURITY LEVEL BIKE: 3