1-50pcs 60Si2MnA Belleville Compression Spring Washer Disc Spring Outer Diameter 8-40mm Inner Dia 4.2-20.4mm Thickness 0.2-2.5mmHome Improvement > Hardware0,22 USD (≈ 0,20 €)0,27 USDDisponibileSold by AliExpress WWVai al negozio