TT4031A GWR Mk3 Trailer Standard Open 42299 option-set-048 Originally built in 1923 and

Originally built in 1923 and famous the world over

their expected use was to be for freight

4 x coils 16mm in diameter by 16mm high

with features like separately fitted roof vents

Weighted for trouble-free operation

TT4031A GWR Mk3 Trailer Standard Open 42299 option-set-048 Originally built in 1923 andIn order to allow running at 125 mph on Britain's Victorian era railways, new rolling stock was needed by British Railways. Significant improvements over the Mk2 included new secondary air suspension between the bogies and the coach body as well as aerodynamic skirting on the underframe. Mk3 coaches are 75ft (23m) long, enabling far greater capacity than older coaches. Mk3 coaches also incorporate disk brakes and wheel slip protection enabling faster