Whiteside Bearing 1/4 in. OD x 1/8 in. ID is a high-quality industrial bearing designed for use with Whiteside's bearing mounted router bits. These bearings are for replacing worn-out parts, adjusting cutting depths by interchanging with existing bearings, or adding to bit shanks to make them bearing guided for precise template or pattern work. To ensure proper installation when adding bearings to bit shanks, be sure to use the appropriate size lock collar, either LC14 or LC12. Each bearing is sold individually, ing flexibility for your woodworking needs. Manufactured by Whiteside Machine Company in Claremont, North Carolina, this bearing features an outer diameter of 1/4 inch and an inner diameter of 1/8 inch, making it a reliable choice for your routing projects. Model Number: B1A