Whiteside Bearing 1-3/8 in. OD x 1/2 in. ID is a high-quality industrial bearing designed to meet the standards of Whiteside's equipment. These bearings are i for replacing worn-out parts, adjusting cutting depths by interchanging with existing bearings, or converting router bits into bearing-guided tools for template or pattern work. When adding bearings to bit shanks, it is important to use the correct size lock collar, such as LC14 or LC12, to ensure proper fit and function. Each bearing is sold individually and manufactured by Whiteside Machine Company in Claremont, North Carolina. The bearing features an outer diameter of 1-3/8 inches and an inner diameter of 1/2 inch, making it a versatile component for various woodworking applications. Model Number: B17