Flexible fume extraction arm
Joint: high grade PP, 360°swing, easy to dismantle, assemble and clean
Sealing ring: low-friction treated rubber
Center bolt:304 stainless steel
Adjustable joint knob: brass with a SS bearing inside locked with center bolt
Damper: to adjust air flow with a knob manually
Dome hood: high grade pp
Tube: 75mm/pp
Swing device: with 360°swing device, take fixed rack as center, max enabling movement radius to 1600mm
Installation bracket: injection of plastics from a complete mould.
http://www.safetyeyewash.com/e_products_show/?id=153
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