p>Jiont : High grade PP To be 360 ^oC swiveled, easy to dismantle, assemble & clean

Sealing ring : Low-Friction treated rubber

Center bolt : 340 stainless steel

Adjustable join knob : Totally brass with a s/s bearing inside locked with center bolt

Damper : To adjust air flow with a knob manually

Dome/cup hood : High grade PP/PC

Tube : 75mm/PP

Swing device : with 360 ^oC swing device,take fixed rack as centre, max enabling movement radius to 1600mm

Installation Bracket : Injection of plastics from a complete Mold, mounting panel strongly connected to the joint