CNBTR Mini Silent Gleitlager 3 x 6 x 2,5 mm MF63ZZ Flansch Kugellager Reduzieren Reibungswerkzeug 10 Stück : Amazon.de: Baumarkt
CNBTR 4x10x4mm Bearing Steel Mini Groove Ball Bearings Sliding Wheels DIY Industry MR104ZZ Pack of 10: Amazon.com: Industrial & Scientific
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