10 Stück Axial-Kugellager-Miniatur-Flachstahl-Präzisionslager mit geringem Reibungswiderstand und geringem Stromverbrauch(F8-16M 8*16*5mm) : Amazon.de: Gewerbe, Industrie & Wissenschaft
Amazon.com: 20 Pcs 608 2RS Ball Bearings – Bearing Steel and Double Rubber Sealed Miniature Deep Groove Ball Bearings (8mm x 22mm x 7mm) : Sports & Outdoors
R166 ZZ Bearing, ID 3/16 inch x OD 3/8 inch x 1/8 inch Miniature Ball Bearing, Metal Shielded and Pre-Lubricated with Grease, 3/16 inch Precision Roller Bearing (10 Pack): Amazon.com: Industrial & Scientific