Dorfit 3” Ball Bearing Hinges Silver (Pcs)

Dorfit 3 Inch Ball Bearing Hinges Silver

Dorfit 3” Ball Bearing Hinges Silver are premium-quality stainless steel hinges designed for smooth door movement, high durability, and long-term reliability. Manufactured by Dorfit, these hinges are ideal for residential, commercial, and fire-rated doors, providing strong load-bearing performance and quiet operation.

Key Features

High-Quality Stainless Steel Construction
The hinge leaf is made from SS304 stainless steel, while the fittings—including the pin, ball bearings, tips, and screws—are manufactured from SS201 graded material, ensuring durability and corrosion resistance.

Dual Ball Bearing Mechanism
Equipped with two high-performance ball bearings, these hinges provide smooth, silent door movement and excellent support for heavier doors.

Strong Load-Bearing Performance
The advanced ball bearing system helps absorb axial and radial stresses, allowing doors to operate effortlessly while maintaining structural stability.

Fire-Rated Safety Certification
These hinges are UL certified with a 3-hour fire rating, making them suitable for fire-rated door installations in buildings where safety compliance is required.

Complete Installation Kit
Each set includes 16 wooden screws, making installation quick and convenient for carpenters and contractors.

Product Specifications

• Product Name: Dorfit Ball Bearing Hinges
• Size: 3 inches
• Finish: Silver
• Material: SS304 hinge leaf with SS201 fittings
• Bearing Type: Dual ball bearing
• Fire Rating: 3-hour UL certified
• Included: 16 wooden screws
• Application: Wooden doors, residential and commercial doors