Heljan 2841 Class 02 0-4-0DH D2864 BR Green Yellow BufferbeamHeljan 2841 Class 02 0 4 0DH D2864 BR Green Yellow Bufferbeam These tiny four wheeled shunters were designed to reach the places other locomotives could not; with a wheelbase of just 6ft they were able to tackle sharply curved lines in streets, docks, warehouses and factories and even use traditional wagon turntables. They were a direct replacement for the legendary Lancashire & Yorkshire Railway Pug 0 4 0STs working dock lines in Liverpool,