Hook Plate - Dual Spring - 4 Inch Pulley AMSEC RF703620X6 Emtek 8423 Modern Disc Deadbolt

Emtek 8423 Modern Disc Deadbolt - Brass - Single Cylinder

2 KEYS - 22212

This handle set is for a 1 3/4" door  part #3870407

Bump Resistant High-Security Lock Cylinder

Generally a french door would have at least one surface bolt at the top of the door

Hook Plate - Dual Spring - 4 Inch Pulley AMSEC RF703620X6 Emtek 8423 Modern Disc DeadboltHOOK PLATE DUAL SPRING 4 INCH PULLEY. Part No: 22316. Includes one kit for a four inch pulley. Galvanized steel plates used to attach two springs to the moving pulley strap. For heavy duty door applications. Designed with slots alternating up and down to securely hold springs when bolted together for dual extension spring hookups. One set per side for most garage doors with dual extension springs.