The Variable Pitch 1 Groove with a 4 7/8 inch bore from Morris Products is designed for optimal performance in mechanical applications. This pulley features a variable pitch design, allowing for adjustable speed and torque settings, making it suitable for various machinery. The 4 7/8 inch bore size ensures compatibility with standard shafts, facilitating easy installation. Constructed from durable materials, this pulley is built to withstand heavy loads and rigorous use, ensuring longevity and reliability in demanding environments. Ideal for industrial applications, it enhances the efficiency of your mechanical systems.