Abus, 8008 disc lock & 12KS120 black loop chainSecurity level 20. This gray electronic armed disc brake lock & black chain combination kit comes with the 8008 Granit Detecto XPplus 2. 0 disc lock (security level 20) with an electronic alarm and a 16mm thick hardened steel pin and the 12KS120 black loop chain made of 12mm thick hardened steel with a protective textile sleeve. A red flashing light showing would be thieves your stuff is armed. Brake disc lock inner clearance length 45mm. Total weight