RCBB31 4-1/2 x 4-1/2 - 1/4 RADIUS HINGE NRP
Cal-Royal RCBB31 4-1/2" x 4-1/2" – 1/4" Radius Ball Bearing Hinge NRP
The Cal-Royal RCBB31 is a high-performance ball bearing hinge designed for commercial and institutional doors. With a 1/4" radius corner and heavy-duty construction, it ensures smooth operation and long-term durability in high-traffic environments.
Key Features:
- Size: 4-1/2” x 4-1/2” with 1/4” radius corners – fits standard commercial doors.
- Ball Bearing Design: Reduces friction for smoother, quieter door operation.
- Heavy-Duty Construction: Made from high-quality steel or stainless steel for strength and longevity.
- Full Mortise Hinge: Designed for flush installation in wood or metal doors.
- ANSI/BHMA Certified: Meets A156.1 standards for commercial-grade hinges.
- Non-Removable Pin: Ideal for security-sensitive applications.
- Finish Options: Available in US26D (Satin Chrome), US10B (Oil Rubbed Bronze), US3 (Polished Brass), and more.
- Application: Suitable for doors weighing up to 200 lbs in high-traffic areas.
Perfect For:
- Commercial Buildings
- Schools & Universities
- Hospitals & Healthcare Facilities
- Office Spaces
- Government & Institutional Facilities
Cal-Royal RCBB31 4-1/2" x 4-1/2" – 1/4" Radius Ball Bearing Hinge NRP
The Cal-Royal RCBB31 is a high-performance ball bearing hinge designed for commercial and institutional doors. With a 1/4" radius corner and heavy-duty construction, it ensures smooth operation and long-term durability in high-traffic environments.
Key Features:
- Size: 4-1/2” x 4-1/2” with 1/4” radius corners – fits standard commercial doors.
- Ball Bearing Design: Reduces friction for smoother, quieter door operation.
- Heavy-Duty Construction: Made from high-quality steel or stainless steel for strength and longevity.
- Full Mortise Hinge: Designed for flush installation in wood or metal doors.
- ANSI/BHMA Certified: Meets A156.1 standards for commercial-grade hinges.
- Non-Removable Pin: Ideal for security-sensitive applications.
- Finish Options: Available in US26D (Satin Chrome), US10B (Oil Rubbed Bronze), US3 (Polished Brass), and more.
- Application: Suitable for doors weighing up to 200 lbs in high-traffic areas.
Perfect For:
- Commercial Buildings
- Schools & Universities
- Hospitals & Healthcare Facilities
- Office Spaces
- Government & Institutional Facilities