That is Lone Star Models but they don't have anything for F4U flaps except a nightfighter conversion, and a F2G conversion:
http://www.lonestarmodels.com/Conversions-1-32.html
WIP: Monogram 1/72 B-26 (Snaptite) as 73rd BS B-26, 40-1408, torpedo bomber attempt on Ryujo
Monogram 1/72 B-26 (Snaptite) as 22nd BG B-26, 7-Mile Drome, New Guinea
Minicraft 1/72 B-24D as LB-30, AL-613, "Tough Boy", 28th Composite Group