Ceramic angular-contact BB, 3.175 x 6.350 x 2.778, IS

Ceramic angular-contact precision ball bearing with integral shield
To be used for most W&H rotor/turbines and KaVo 655/660/7000/8000/9000/6000(rear)/6500(rear)
Quality level: ISO P4P, ABEC 7/9
Made in Japan