The NILOS rings 1301 AV from Nilos are specifically designed for angular contact ball bearings with an inner diameter of 12 mm, an outer diameter of 32.7 mm, and a width of 2 mm. Weighing only 0.002 kg, they provide reliable sealing for your bearings. Made of galvanized special ribbon steel and with an outer sealing design, they ensure long life and optimal performance. Protect your bearings with the high-quality NILOS rings 1301 AV from Nilos.