SB453-8"-TB Surface Bolt Commercial Wood Doors The casing measures 7/8" H

The casing measures 7/8" H and the brush portion has a height of 1"

Individually capped core pin chambers reduce repinning labor

Material substrate

Includes built-in request to exit on board

SB453-8"-TB Surface Bolt Commercial Wood Doors The casing measures 7/8" HIves SB453 8 TB Surface Bolt, 8" Length Surface bolt has 1 3 16" throw for maximum security Strong tension springs prevent creep Ideal for all types of doors Units packed with standard wood screws and machine screws to meet most field conditions Units packed with both a universal top strike (US) and a mortise bottom strike (MS) Certifications Meets ANSI A156. 16 L84161 UL listed for 3 hour fire doors, up to 10'0" Dimensions Bar: 3 4" wide x 1 4" thick