Refueling joints not include, you need to buy their seperate !

加油接头没有送的，需要您自己购买哦！

产品管子长度1.4米

产品筒子厚度4MM

产品工作压力8公斤左右，

产品内部有减压阀

产品最多可以装6升油

Product pipe length of 1.4 meters

Product cheese thickness 4MM

Product work pressure of about 8 kg,

There is a pressure relief valve inside the product

The product can contain up to 6 liters of oil