17x30x7 mm ball bearing with flange. Ball bearings for universal applications, including CNC construction, 3D printers, etc. Technical data: Model: F6903 T ype: Flange bearing Axle Diameter: 17mm Flange width: 1.5mm Total width: 7mm Outer diameter: 30mm Outer diameter including flange: 32.5mm Material: Chromium Steel https://elecena.pl/product/22625294/f6903-17x30x7-mm-flange-deep-groove-ball-bearing 2023-02-23 https://elecena.pl/product/22625294/f6903-17x30x7-mm-flange-deep-groove-ball-bearing 2025-10-28