This durable steel roller assembly is designed to provide smooth and reliable operation for your sliding doors and windows. Measuring 1-1/4 inches in diameter and 2.31 inches in length, it is crafted from high-quality materials to ensure longevity and performance. Perfect for repair projects or upgrades, this roller assembly offers easy installation and is compatible with a variety of door and window systems, making it a versatile choice for any home improvement enthusiast.