Удивительный самодельный трехколесный велосипед с коробкой передач заднего хода

Dear Everybody, Today I would like to introduce How to Build Go Kart Use Reverse Gear Box. About my welder, you can refer this one:
I hope you feel interested in my video. Please like, share and subscribe my channel to see more videos. Thank you so much! Fawa Bros. #fawabros #gokart #trike