Baldwin, 8231.PAT, One Sided, Traditional, Deadbolt, Traditional Single Cylinder One Sided Patio Deadbolt Keep your home safe and greet your guests in style with this beautiful Traditional style deadbolt. There is an attention to detail on this deadbolt that is difficult to miss. Strong, and attractive, it is the perfect finishing touch for your door. The patio function included a deadbolt turn piece on the inside, while there is no lock on the outside. Deadbolt case i8s formed with heavy gauge steel Solid Brass Construction Grade 1 ANSI Rating Adjustable Backset Specially-designed reinforcing strike constructed of high grade steel for ultimate strength and durability The cylinder housing is protected with a free-turning exterior cylinder guard fabricated from solid brass to resist gripping or twisting.