The TB Wood's 1VP44118 1-1/8" Fixed Bore 1-Groove Variable Pitch Pulley is engineered to provide precise speed and torque adjustments in power transmission systems. This pulley features a fixed bore diameter of 1-1/8 inches and accommodates belts of various sizes, including 3L, 4L, 5L, A, AX, B, and BX sections. Its variable pitch design allows for a range of pitch diameters, offering flexibility to meet specific operational requirements. Constructed from high-grade cast iron, the 1VP44118 ensures durability and reliable performance in demanding environments. The pulley is designed for easy installation and maintenance, featuring a set screw for secure attachment and a keyway size of 0.250" x 0.125" for precise alignment. This design minimizes downtime and enhances operational efficiency. The TB Wood's 1VP44118 is ideal for applications requiring variable speed adjustments, such as industrial machinery, HVAC systems, and material handling equipment. By enabling precise control over speed and torque, this pulley helps optimize performance and energy efficiency, contributing to the overall productivity and cost-effectiveness of fleet operations.