Bucharest Articulated Tramcar
The Bucharest Articulated Tramcar series is a series of tram vehicles produced between 1971 and 1992 by URAC, the main workshops of the Bucharest Transit Company (Întreprinderea de Transport București (ITB)). Various modernized variants have also been delivered since 1993.
Source: Wikipedia — Bucharest Articulated Tramcar (CC BY-SA 4.0)