High Precision Ball Bearing 7200CYP4 Nachi Angular Ball Bearing 15 degrees Contact Angle Abec-7 10mm x 30mm x 9mm Made in Japan 7200CYP4 Nachi high precision Angular Ball Bearing with 15 degrees contact angle and Polyamide resin cage, bearing is ABEC-7 (P4) quality and made in Japan, inner diameter is 10mm, outer diameter is 30mm and width is 9mm.