Tenders for Supply of Over Head Double Acting Concealed Door Closer With Slide Arm Mechanism As Per Item No. 18 Of R Cf Drg. No. Mi006232 Alt. C For Swing Door For Entrance To Ac Area In Lhb Ac Coaches. Make/Brand:Model No. Geze Boxer Gr. 2-4 Of Make M/S Geze. Warranty Period: 30 Months After The Date Of Delivery