HOMOCONO 12pcs Rubber Gaskets for Bike Disc Brakes Round Seal O-Ring High Temperature Resistant Corrosion Resistant Lightweight and Practical for Mountain and Road Bicycles

["Rubber gaskets:good heat resistance and oil resistance,bike gaskets","Round :comes with 12 pieces to meet your need,heavy duty gaskets","Rubber seal ring:lightweight and , it is easy to carry for your convenient use,heavy duty gaskets","Heavy duty gaskets:lightweight and easy to carry,round rubber seal","Round rubber seal:suitable for disc brake of many mountain bikes,heavy duty gaskets"]