Ceramic angular-contact BB, 3.175 x 5.98/6.45 x 2.381/2.778

Ceramic angular-contact precision ball bearing
To be used for rotor/turbine KaVo 6000 (front)/6500 (front)/4500/5000/E679 (rear)/ E680 (rear)
Quality level: ISO P4P, ABEC 7/9
Made in Germany