High Precision Ball Bearing 7009CYP4 Nachi Angular Ball Bearing 15 degrees Contact Angle Abec-7 45mm x 75mm x 16mm Made in Japan 7009CYP4 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. 7009CYP4 inner diameter is 45mm, 7009CYP4 outer diameter is 75mm, 7009CYP4 width is 16mm.