Gasdruckfeder

gas spring 1. Door buffer. Make the door closed softly and reduce the annoying noises. 2. Can use to wooden doors connected by the spring hinges, aluminum doors.Each two or three hings just need one. The connection of rotray screw hole can install in the buffer. Gas spring can be chosen according to your special need. (1) Springs with elastic locking are recommended if your application is e.g. back rest adjustment on train seats. Nitrogen is as the pneumatic medium. (2) Spring with locking in the extension mode are recommended if you choose our products for height asjustment on balance tables.Gas and oil are as the medium.