The PXT45B 3 7/16 NK Bush w/Bolt by Precision Inc is engineered for high-performance in pulley systems. Measuring 3 7/16 inches, this bush is perfect for non-keyed applications, providing flexibility in various setups. Its durable construction ensures long-lasting use, making it suitable for industrial and manufacturing environments. This bush meets essential industry standards, ensuring safety and reliability. The included bolt facilitates easy installation, making it a practical choice for maintenance and repairs. Enhance your machinery's efficiency with the PXT45B bush, a vital component for seamless operation.