Ives 3CB1 4.5X4.5 652 TW8 3-Knuckle Concealed Bearing Hinge, Standard Weight, 4-1/2" x 4-1/2", 8-Wire, Satin Chrome
Recommended for medium weight doors (<150 lbs) Recommended for medium frequency usage (<400 cycles per day) Made with two concealed nylon bearings Recommended for use with a door closer Packed with fasteners for hollow metal and wood doors
Certifications Certified to ANSI/BHMA A156.1 for performance standards Meets ANSI/BHMA 156.7 for template hinge dimensions UL Classified for windstorm rated assemblies - R37965 UL Listed, 3-hour fire doors
Material substrate Made from brass, 1040 steel, or 304 series stainless steel