10pcs) DIN 582 M12 Lifting Eye Nuts, Drop Forged A4 Stainless Steel, Ships Free in USA by Aspen Fasteners, ASSP05824012: Amazon.com: Industrial & Scientific
Ringmutter DIN 582, M3 (A4-Edelstahl) : Amazon.de: Baumarkt
5st M6 Ringmutter Augbolzen Ringmuttern Ring Ösen Mutter Edelstahl Ringmuttern Stahl Ösenschraube : Amazon.de: Baumarkt