The diameter of Zebra, Cobra, Cobra Pro's seat post is 30.9mm.
The diameter of Big Dog and Big Dog's seat post is 34mm.
The length of the seat post is 300mm.
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Climbing the steepest slopes
Best gift for kids
Comfort is a breeze and so much fun
Carry everything except your concerns
Versatile, compact and lightweight
Easier to get on and off
Go full throttle
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Himi TechRide with Confidence in the City: Testing and Analyzing the Comfortable Safety Features of Himiway B3