The structure of the mountaineering bag can be divided into three parts, namely the carrying system, the loading system and the external hanging system. Eternal fulcrum, carrying system The carrying system of the mountaineering bag includes: double shoulder straps, waist belt, chest belt, force adjustment belt, carrying support mechanism and adjustment device. The biggest difference between the advantages and disadvantages of mountaineering bags lies in the carrying system. The design of mountaineering bags with excellent carrying system performance should not only consider ventilation, but also consider the convenience of force transmission, and at the same time consider the comfort and load-bearing strength of the back. To adapt to the load-bearing of the backpack, you need to use a lot of backpack safety Dual Sternum Strap Adjuster to adjust the back pressure.

Choose the size of the carrying system according to the body. The carrying system of the backpack has a specific scope of application. Although the adjustable backpack has a wide range of application, it is not unlimited. Therefore, it is very important to choose the size of the carrying system when choosing a backpack. What size is appropriate? Generally speaking, the stress point of the backpack's waist should be on the waist above the coccyx, and the fulcrum of the shoulder strap should be roughly level with the shoulder and slightly lower than the shoulder, so that it is easy to adjust and bear the force of the stress belt, and it is comfortable to carry. If the size of the back is too large, it will cause a feeling of falling, otherwise it will have a sense of verticality, which will make the waist less stressed. After the proper size is adjusted, the backpack will naturally stick to the back, which is very comfortable.