The TB Wood's BK70 6.75" Light Duty V-Belt Sheave with QD Bushing is engineered to provide reliable power transmission in light-duty applications. Designed for use with 4L, 5L, A, and B belt sections, this sheave features a single groove configuration and an outside diameter of 6.75 inches. The QD (Quick Disconnect) bushing system allows for easy installation and removal, enhancing maintenance efficiency. Constructed from high-quality cast iron, the BK70 sheave offers durability and longevity, ensuring consistent performance over time. Its bore diameter accommodates a range from 1/2 to 1-1/2 inches, with keyway sizes tailored to specific bore dimensions, facilitating secure attachment to shafts. The sheave's face width is 0.875 inches, and it has a length through bore of 1.25 inches, dimensions that contribute to its compact design suitable for space-constrained environments. The BK70 sheave is ideal for applications requiring dependable power transmission without the need for lubrication, reducing maintenance requirements and operational downtime. Its design ensures compatibility with standard V-belts, making it a versatile choice for various light-duty machinery and equipment.