ter*Outer Diameter*Thickness
14.8mm*18mm*1.8mm; 0.58″*0.71″*0.07″
Cautions
Don’t use in seawater environments.
Don’t use on thick keys, the amount of deformation is less than 2.5mm, about 0.1″.
This item contains small parts, pls keep away from children to prevent swallowing.