uxcell 5 Pcs 606Z 6 x 17 x 6mm Double Shielded Deep Groove Miniature Ball Bearings: Amazon.com: Industrial & Scientific
625-2RS Bearing 5x16x5mm Double Rubber Sealed Miniature Ball Bearings 625RS for VORON Mobius 2/3 3D Printer (Pick of 10Pcs): Amazon.com: Industrial & Scientific
ZHITING 626ZZ Kugellager 6 mm x 19 mm x 6 mm doppelt geschirmtes 626-2Z 80026 Rillennager, 10er-Pack aus Kohlenstoffstahl: Amazon.de: Gewerbe, Industrie & Wissenschaft
Edelstahl 10mm x 6mm x 3mm Kugellager Doppelflansch : Amazon.de: Business, Industry & Science