Little Dune Buggy Plans What Do You Think Of This? Should I Buy It?

What do you think of this? should i buy it? - little dune buggy plans

and I found a sand buggy 110cc for $ 900 on the Chinese market and its im ... intreasted place .. 2 very small ... its bad to ride that most gravel and sand,,,, I am a little worried because my little brother a small 40-50cc ATV China and still did not go to the desert, when someone as hard as I role and can not always much, because when I use the chassis touches the ground ... in fear when I ride this buggy in the desert, he could always keep firmly to climb the dunes and custom ... I've heard too many of them set themselves to destroy and all the Chinese .... Here is my plan to do it and take to a garage and a full check up on it off and loosened the screws and everything .. , and now I have 70 kg weight, and patients typically make up a passenger with me, equality betweens approximately 120-130kg ... There is another baby, just looks the same .. Fair bigger and has a bigger engine, but cost much more ... Ideas? I can not add something to activate the device and on the sand? a paddle tires, if it makes a difference ..