Features: Strong Strength folding side mirror gear ensures durability and perfect compatibility with 3, 4, and 5 models for smooth mirror adjustment. accuracy engineered metal teeth deliver smooth folding/unfolding operation and extended service life through rigorous quality control standards. Ideal for owners seeking grade replacement parts to maintain original mirror functionality and vehicle aesthetics. Essential during roadside adjustments or garage maintenance when restoring damaged/aged mirror mechanisms in harsh weather conditions. smooth finishes complements 's factory design while providing enhances corrosion resistance for long term outdoor performances. Specifications: Material: Metal Length: about 31mm/1.22inch Package Includes: 1xRearview Mirror Gear note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.