1,Air Pressure Door Close 2,spring style 3,steel housin

Door closure,Air Pressure Door Close,Hydraulic Door CloseMaterial:1.Sheet Metal  YL-2002.Stainless Steel  YL-200SS

3.Steel housing   

 Finish:Powder Coating

Powerful gas-loaded hydralic cylinder guarantees controlled closure.Exposed and concealed mounting modelsPatented solid steel enclosed housing and bend-resistant hook assure long wear in heavy use.Extra-wide hook ensures roller pick-up and overcomes alignment problemsLife-cycle tested to operate reliably even after a half-million closuresEasily replaces any conventional door closer.Perfect complement for Kason Walk-in hinges and latches where self-closing doors with controlled closure are needed

electronic door closer YL-211