Telescopic Gas Springs With Chrome Steel Rod And Black Powder-Coated Tube. Equipped With Screw Attachment For Eyelet Fitting On The Rod. Eyelet Attachment On The Tube As Standard. Open Length 244 mm / Closed Length 160 mm / Reaction Force 18 Kg Technical Specifications Cylinder Diameter 18.5 mm Rod Diameter 8 mm Eyelet Diameter 8 mm