1/5/10/20Pcs Black Silicone Rubber Snap-on Hole Plug 2.5 3 3.5 4 4.5 5 5.5 6 6.5 7 7.5 8 to 12mm Blanking End Caps Seal StopperHome Improvement > Hardware0,29 USD (≈ 0,26 €)DisponibileSold by AliExpress WWVai al negozio