Schlage FB50FLA716 Flair Keyed Entry Leverset and Deadbolt Combo from the FB-Series ANSI/BHMA Grade 1 Security Deadbolt - Meets the highest industry standards Biggest bolt diameter for maximum kick-in resistance Hardened steel deadbolt core spins to resist saw attacks Exterior one-piece construction with anti-pick/pry shield helps protect against crowbar attacks Unique Snap & Stay deadbolt design for a hassle-free installation 5 minute install means fewer parts and simple three step process Adjusts to fit all standard door preps Limited Lifetime Mechanical and Finish Warranty