The OnGuard Smart Alarm Disc Lock in Black delivers premium anti-theft protection through a hardened 10 mm carbide-reinforced locking pin paired with a piercing 120 dB alarm that activates instantly from movement, shock, or tampering. Its weather-sealed stainless-steel housing ensures consistent performance in rain, dust, and freezing temperatures. Compact yet powerful, it’s designed to stop roll-away or drive-off theft attempts. Includes a high-visibility reminder cable and padded storage case for added convenience.