The TB Wood's 2BK34118 1-1/8" Bore Light-Duty FHP Sheave with 2 Grooves is engineered to provide efficient power transmission in fractional horsepower (FHP) applications. Designed for use with B/5L or A/4L cross-section V-belts, this sheave ensures compatibility across a range of industrial systems. Constructed from high-quality cast iron, it offers durability and resistance to wear, making it suitable for various operational environments. The sheave features a finished bore of 1-1/8 inches, facilitating easy mounting on compatible shafts. With an outside diameter of 3.75 inches and a face width of 1.75 inches, it accommodates two grooves, allowing for the use of two belts in parallel configurations. This design enhances load distribution and system reliability. The 3.81-inch pitch diameter ensures optimal belt engagement, contributing to efficient power transfer. The sheave is compatible with TB Wood's Sure-Grip‚ quick detachable (QD) bushings, which provide a true clamp fit comparable to a shrink fit, ensuring secure attachment to the shaft. This feature simplifies installation and maintenance, reducing downtime and operational disruptions. The 2BK34118 sheave is ideal for applications requiring reliable and efficient power transmission, such as conveyor systems, pumps, and fans in various industries, including material handling and food processing. Its robust construction and precise engineering make it a valuable component for maintaining optimal system performance and longevity.