Kaba Simplex 7454326D Combination Change Kit The Kaba Simplex 7454326D Combination Change Kit delivers the build quality, finish, and professional fit that contractors and homeowners expect from spec-grade door hardware. Designed to drop into the industry-standard door prep with the matched finish and coordinated styling of the brand's broader hardware family. Kaba (dormakaba) builds mechanical pushbutton and electronic access locks that secure offices, server rooms, and storage areas without keys or batteries. At RightSet Hardware, every Kaba order ships with our Right Fit Promise — verified specs, accurate fitment guidance, and friendly support from a team that actually knows door hardware. If it doesn't fit your opening, we'll make it right. Why pros and homeowners choose the Kaba Simplex 7454326D Combination Change Kit Built for commercial-grade reliability. Engineered to deliver consistent performance through years of daily use on residential or commercial openings. Coordinating finishes available. Matched finishes tie this piece in with the rest of the opening's hardware for a clean, professional look. Standard door prep. Designed to fit the industry-standard door prep used by most North American door manufacturers. Heavy-gauge construction. Solid metal body resists corrosion, wear, and impact on high-traffic openings. Fast install. Most installations take under 15 minutes with basic tools. Backed by the manufacturer. Supported by the manufacturer's published warranty against mechanical defects and finish failure.
