【Applicable to 99% models + new conduit knob structure】, the distance between the iron pillars of the headrest is 3.1CM-18.3CM.The aluminum alloy tube + knob structure is adopted, the compatibility is greatly improved,the iron column is fully locked at 360°, 0 shaking, and the safety performance is better.Note: Cars without iron pillars in the rear pillow cannot be used, such as Tesla cars.
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