Carbine Patio Bolts are a popular choice for securing sliding, hinged, and French doors in both aluminium and timber applications. The Carbine C500 and Heavy Duty ranges offer strong security, easy installation, modular keying options, and a variety of finishes to suit most door types. Carbine CBS C500 Patio Bolts provide a high level of security for general residential door and window applications, making them a trusted option for homes and businesses. Many Carbine Patio Bolts can be keyed alike to other compatible locks in your order, or purchased in keyed alike groups for added convenience and simplified key management.