The JSB Great Bearings 1 Shaft Solid Steel Collar with Set Screw is a high-quality mechanical power transmission component designed for industrial automation and motion control applications. Made of solid steel and plated with black oxide, this 1 inch collar provides durability and reliability. The set screw style ensures secure attachment to the shaft, making it a dependable choice for various industrial uses. Originating from China, this collar is a versatile and essential component for many machinery and equipment systems.