Description
The Security Brands K-GBHA700B J-Bolt Barrel Hinges are heavy-duty, weld-on hinges designed for commercial gates and industrial doors. Sold as a pair, they deliver reliable performance in high-traffic environments with easy maintenance.
- Size & Type: 7-inch barrel hinge pair engineered to support heavy gates and industrial doors in commercial and industrial settings.
- J-Bolt Dimensions: 3/4" x 8-5/8" J-bolt for secure, long-lasting weld-on attachment in permanent installations.
- Installation: Weld-on design for permanent, secure mounting on gates and doors in industrial systems.
- Operation: Smooth ball-bearing mechanism delivers effortless swing and reduces wear over time.
- Finish & Durability: Zinc-plated shaft and black powder-coated barrel provide enhanced protection against weather, salt spray, humidity, and temperature swings.
- Maintenance: Grease nipple simplifies lubrication to extend hinge life and minimize downtime.
- Materials: High-strength steel construction built to endure high-traffic use in demanding environments.
- Includes: Sold as a pair (top hinge and bottom hinge) for balanced, reliable operation on gates and doors.
These hinges are ideal for outdoor gates, security enclosures, warehouse entrances, and other high-traffic industrial doors. The weld-on design ensures a secure, permanent installation, while the protective zinc and black finish resist corrosion from salt spray, humidity, and temperature swings. With a grease nipple for straightforward lubrication and a ball-bearing mechanism for smooth, quiet operation, the K-GBHA700B helps keep doors aligned and functioning reliably even after years of heavy use.


