Schlage B660B Single Cylinder Deadbolt, 2-3/4" Backset, Accepts SFIC, Less Core, Grade 1

Schlage B600 Series Overview
Commercial Grade Deadbolts

The B600 Series are Schlage’s highest grade deadbolt locks. Choose the 600 for Grade 1 security in high-traffic commercial applications. A variety of functions and finishes makes the B600Series a versatile choice for added security no matter where you use it.

• 1" (25 mm) throw, high-strength steel alloy deadbolt with hardened steel roller resists sawing and kick-in attacks 
• Precision-built solid brass 6-pin cylinders with phosphor bronze springs and nickel silver pins ensure long life and smooth operation 
• Tough nickel silver keys for smooth, long-lasting operation 
• Exclusive concealed wood frame reinforcer protects wood jamb against kick-in attacks 
• Free-spinning solid cylinder collar resists wrenching and prying 
• Large inside Americans with Disabilities Act (ADA) compliant thumbturn makes it easy to throw and retract deadbolt 
• Metal shield protects bolt from ice-pick attack through the door 
• Hardened steel ball-bearings protect mounting bolts from drill attack 
• Meets UL10B and UL10C requirements