The 4099 Newel Drop is specifically designed for use at the bottom of 3-1/2" newel posts. It is commonly used in hanging applications to provide additional support and stability. This component helps to secure the newel post firmly in place, ensuring a sturdy and reliable installation. Whether you're building or renovating a staircase, the 4099 Newel Drop is an essential element for maintaining structural integrity. Please note that this product is intended for use specifically at the bottom of newel posts.