Outstanding Sealing : Each hub cap comes with a mounting gasket and a side pipe plug, both coated with sealant. Moreover, two gaskets are placed between the oil window and the base to ensure no leakage.
Material: Made of 380 aluminum alloy with polished finish. Waterproof, anti-corrosion, anti-cracking, anti-warping and breaking
Features: High-strength plastic vision oil window with markings. The level and condition of the gear oil in the shaft can be seen visually. It is convenient to add wheel oil in time