Hook Plate - Dual Spring - 4 Inch Pulley AMSEC RF703620X6 This handle set is for

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

Compatibility Table:

Full door swing from front to back with door at the 90 degree angle is 37 1/4 inches

Emtek 8423 Modern Disc Deadbolt - Brass - Single Cylinder

Part Number: A04-P5640

Hook Plate - Dual Spring - 4 Inch Pulley AMSEC RF703620X6 This handle set is forHOOK 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.