NG Models West Air Airbus A319 B-6421 1:400 Diecast Model1: 400 Diecast: West Air Airbus A319 133 B 6421 "Standard Livery" (NG Models NG49035) This 1: 400 scale diecast model by NG Models represents the West Air Airbus A319 133, registered as B 6421. Delivered in March 2012, this aircraft operates for the Chongqing based low cost carrier. The model accurately captures the airline's distinctive purple and red livery, featuring precise IAE V2527M A5 engine details, wingtip fences, and finely printed fuselage