Here is my AFV Club1/35 scale U.S.M40A3 (Big Shot) Gun Motor Carriage with Korean Version.

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I almost built striaght from the box except for adding little details, then I used AFV Club T-80 track and AFV Club Ammo 155mm Howitzer Round Stowage Case set with my model. 

This model showed on a Taiwanese Military magazine : "Military Link NO.55" this month.

Happy Modeling!

Louis Chang