Product Information The Master Lock No. DSC0732DKA4 brushed chrome double cylinder deadbolt features a bump resistant six pin cylinder, a 2-3/4in fixed backset latch, a full 1in solid core throw bolt. This deadbolt offers ANSI Grade 2 performance. The 10 Year Limited Lifetime Warranty provides peace of mind from a brand you can trust. Brushed chrome finish BumpStop technology - Bump resistant cylinder Double cylinder deadbolt; Keyway both inside and outside Six pin Schlage C compatible cylinder standard - Can be special ordered to 24 different keyways 2-3/4in (70mm) fixed backset latch Full 1in (25mm) solid core throw bolt for strength ANSI Grade 2 performance