The Abus Steel-O-Chain Ivy 9100 85cm Lock has a robust square chain that is 10mm thick. Its links are encased in an anti-abrasion plastic sheath to prevent paint scratches. A tamper-protected locking cylinder is securely embedded in the ergonomically manufactured lock body. The steel sleeves, the enclosure and the structural parts of the lock are made of specially hardened steel. And, thanks to the convenient reversible key, opening and closing the Abus Steel-O-Chain Ivy 9100 85cm Lock is just a moment’s work. Abus Steel-O-Chain Ivy 9100 85cm Lock Features 10 mm square chain with a functional, durable and highly flexible synthetic fibre sheath to prevent damage to paintwork The sheath offers very high protection against abrasion and does not absorb any liquids e.g. water or oil The chain, the lock body and supporting elements of the locking mechanism are made of specially hardened steel Ergonomically shaped lock body High-quality locking cylinder for maximum protection against tampering, e.g. lock-picking With a user-friendly reversible key Two keys are supplied  Great protection where there is a low risk of theft Recommended for protecting lightweight motorbikes, scooters and bikes The longer the chain, the easier it is to attach to a fixed object