Verbindungs-Techniken-Ruether is a company specialising in all types of fastener possibilities for the Aerospace, Space, Automotive and Marine industries. The company VTR is a manufacturer of the Quick Change Track Lock (QCTL) system and Custom Made Products. VTR is the technical and commercial representative for CLICK BOND Inc., Paolo ASTORI srl., Skylock Industries Inc. and EJOT for aerospace worldwide.