Halberd Models -Republic XP-72 Ultrabolt conversion set for Tamiya P-47D Thunderbolt “Bubbletop”
The Republic XP-72 was an American prototype fighterinterceptor developed by Republic Aircraft as a progression of the P-47 Thunderbolt design.
The XP-72 was designed around the Pratt & Whitney R-4360 Wasp Major 28-cylinder air-cooled radial engine with a supercharger mounted behind the pilot and driven by an extension shaft from the engine. The armament consisted of six .50 calibre (12.7 mm) wing-mounted Browning AN/M2 machine guns and underwing racks for two 1,000 lb bombs; Alternative armament packages included two 37 mm M4 autocannons with four