Aluminum alloy material frame

Made of aliminum alloy material, with angle 38C 45C 50C.

Profit: 1. lighter 2. Suitable for the markets where only aluminum alloy or SS mateiral frame needed 3. Better for the markets near Sea

Defect: 1.too light and a little soft, not good for big capacity item 2. if the aluminum alloy material is not good, the surface of the frame will be black after some days.