2. The top payload is from *0kg - **0kg
3. Material:aluminum alloy
4. Surface: hard anodized treatment, improves the surface hardness, anti-corrosion strength, and longer lifetime.
5. On the top , you can mount the camera ,antenna, lighting, mobile equipment etc.
6. The mast can be vertically mounted outside of the vehicle, or on the wall of the shelter ,cabin, trailer etc. 
7. Different masts are applied to connect with different vehicles. The masts are the ideal lifting platform for CCTV, mobile communication base station, video surveillance,emergency lighting , etc.