It can be installed upwards or downwards, and the hook can rotate 360 degrees. It can be welded to make it more sturdy. It is a convenient tool that is easy to assemble and disassemble, providing convenience for simple DIY projects.
The quiet resonator adopts a unique double-layer spiral structure, filled with fiberglass absorbs unwanted interior resonance, get a low, deep tone, both ends can be inlet, no inlet or outlet difference.