The TB Wood's 2VP71138 2-Groove Variable Pitch Sheave is engineered to provide precise speed and torque adjustments in power transmission systems. Designed for fractional horsepower applications, this sheave offers versatility and reliability across various industrial sectors. Its variable pitch design allows for seamless speed modifications without the need for belt changes, enhancing operational efficiency and reducing maintenance downtime. Constructed from high-quality cast iron, the sheave ensures durability and longevity, even under demanding conditions. The 1-3/8" fixed bore accommodates standard shaft sizes, simplifying installation and reducing the need for additional components. With a 7.1" outside diameter and two grooves, the sheave is compatible with multiple belt sections, including 4L, 5L, A, B, and 5V, providing flexibility to meet diverse application requirements. The sheave's design minimizes vibration and wobble, contributing to smoother operation and extended equipment life. Its robust construction and precise engineering make it a reliable choice for industries such as conveyors, agriculture, and mining, where efficient power transmission is critical. By integrating the TB Wood's 2VP71138 sheave into your system, you can achieve optimal performance, reduce maintenance costs, and enhance the overall reliability of your equipment.