R188-ZZ Bearing 1/4 Inch x 1/2 Inch x 3/16 Inch Both Sides Metal Shielded and Pre-Lubricated with Grease Radial Miniature Ball Bearing: Amazon.com: Industrial & Scientific
Kugellager 35 x 17 x 10 mm 6003 ZZ = 2Z Rillenkugellager Lager Metallabschirmung : Amazon.de: Gewerbe, Industrie & Wissenschaft
INA 3220–2Z eckig Kontakt Kugellager : Amazon.de: Business, Industry & Science