6" Inch Steel V Groove (Double ball bearing) 5000lbs Capacity. Item Included: the set includes 1 piece of 6 inches V groove wheel with 1 piece screw, 1 piece washer, and 1 piece Knock. The wheel is heavy duty, sturdy, and corrosion resistant, which can serve you for a long time. Product Detailed: the gate wheel is about 6 inches in diameter and about 1-3/4" in thickness, designed to handle heavy duty applications with its impressive 5000 lbs sliding capacity, ensuring smooth and effortless movement for sliding gates. Distinctive Appearance: this V track gate wheel is coated with gold finish with a bright surface, anti corrosion and anti rust, which can help you replace the old one to provide better service and solid support, you can experience the convenience of a reliable wheel that can withstand substantial weight without compromising performance. Compatibility: our sliding gate rollers are usually applied for sliding doors or slide rails, and the bearings are sealed, requiring no maintenance or lubrication, its sturdy construction ensures that it can withstand the toughest conditions, maintaining good performance for years. Easy Installation: this rolling gate hardware each kit comes with a convenient package that includes 1 caster wheel, 1 screw, and 1 washer and 1 pcs Knock, providing everything you need for a hassle free installation process, with its V track design, it ensures smooth and precise sliding motion.