Xena XX10 Disc Lock with AlarmHigh-grade chro-moly steel mono-block construction and piercing 120dB alarm make the high-performance XX10 a remarkably effective way to protect your motorbike.Lock: Featuring a sport and streetbike-oriented fit profile with 10mm double-locking, carbide-reinforced hardened-steel locking pin and pick-proof, freeze-spray proof key and barrel.Alarm: Shock & motion sensors trigger a piercing 120dB anti-theft alarm powered by a single CR2 Lithium battery. Self-arming, with no on-off switch, re-sets to armed mode within 15 seconds.Features: 10mm Carbide-Reinforced Pin Double-Locking System Maximum Security Key & Barrel Ice Spray-Proof Body & Key Barrel Ultra-High Strength 120dB Alarm Auto Arm/Disarm Shock & Movement Sensors Removable Alarm Module Includes: 1 XENA Disc-Lock 1 CR2 Battery 3 Keys 1 XENA Lock Tool Etched with Unique Key Code Note:Battery comes pre-installed in lock.