A-BuB 51 81 89-69 001-0 "Lounge Waggon" (built 1944 by Busch Bautzen) of Brenner & Brenner. Originally intended for Bulgaria but not delivered due to the war. DRB numbered it as C4ü-44 19846. Rebuilt 1962 to dancing car ÖBB S4üh 261, modernised 1982 and used until 1995. B&B rebuilt it 2003 and now uses it as a lounge and bar car with flexible seating.
Bruck an der Mur, 2024-12-30.