The AndyMark HD Nub, 6mm Round Bore, Double Boss is designed to enhance mechanical connections with its pre-threaded attachment points, ensuring a robust and secure fit. This model is particularly suited for aligning two Nub Bore components on a shaft, providing optimal torque transfer. The flat sides are strategically aligned with the setscrew to maximize performance and reliability. Constructed from durable aluminum, this component is engineered for precision and strength in various applications.