NTN Bearing 6204NR Single Row Deep Groove Radial Ball Bearing with Snap Ring, Normal Clearance, Steel Cage, 20 mm Bore ID, 47 mm OD, 14 mm Width, Open: Amazon.com: Industrial & Scientific
61902-16 2RS = 61902/16 2RS Spezial-Kugellager 16x28x7 mm/Innendurchmesser 16 mm : Amazon.de: Sport & Freizeit