Schlage B663J-626 Classroom Deadbolt
Schlage B663B Classroom Deadbolt, 2-3/4″ Backset, (SFIC) Small Format Interchangeable Core Prep, Less Core
Schlage’s toughest and highest grade heavy-duty Grade 1 commercial deadbolt. Choose the B660 for Grade 1 security in high-traffic commercial applications.
Classroom deadbolt
- Deadbolt thrown only by key outside.
- Deadbolt retracted by key outside or thumbturn inside
ANSI Function: E0171– Deadbolt thrown only by key outside; retracted by key outside or thumbturn inside.
1″ throw, high-strength steel alloy deadbolt with hardened steel roller resists sawing and kick-in attacks
Metal shield protects bolt from ice-pick attack through the door
Hardened steel ball-bearings protect mounting bolts from drill attack