C-BLOC
Pro Alert

Protect your bike with the C-Bloc PRO Alert chain
The safety of your bike is essential, and Auvray’s C-Bloc PRO Alert chain goes one step further with its integrated alarm system. Designed to effectively deter any theft attempt, this robust chain features a powerful 120 dB audible alarm and offers unrivalled physical and audible protection.

10 mm case-hardened steel for enhanced protection
Made from high-strength case-hardened steel, C-Bloc PRO Alert’s 10 mm diameter chain offers excellent protection against cutting, sawing or tearing. Its 100 cm length makes it a versatile tool for attaching your bike to various fixed points.

Built-in 120 dB alarm with selectable function
The built-in padlock is equipped with a 120 dB alarm system that can be activated as required. This deterrent feature detects suspicious tampering and alerts you immediately in the event of attempted theft. The alarm function is easily selectable to suit any context.

Black Braided Nylon Sleeve Protection
To prevent damage to your bike’s frame, the ART*** chain is covered with a black braided nylon sleeve. This durable protection preserves the aesthetics of your bike while extending the life of the chain.

Supplied Accessories: Milled Keys and Battery
The chain is supplied with three high-security milled keys, ensuring smooth, reliable opening. A 3V lithium battery is also included to power the alarm system from first use.

Certifications and Warranty
The C Bloc Pro Alert chain is ART*** certified, attesting to its high security performance. Confident in the quality of its products, Auvray offers a 2-year warranty on this anti-theft device, ensuring reliable, long-lasting protection.