- High Grade (HG) Gunpla series first launched in 1990
- Primarily produced in 1/144 scale
- Designed for easy snap-fit assembly with minimal or no glue required
- Popular among beginners, casual builders, and advanced customizer
- Many kits include weapons, shields, beam effects, and interchangeable hands
![HG Zaku II + Big Gun Set [Gundam Thunderbolt ver.] 1/144](http://gunnzo.com/cdn/shop/files/HGHGZakuII_BigGunSet_GundamThunderboltver._1_1445_{width}x.jpg?v=1766620391)
![HG Zaku II + Big Gun Set [Gundam Thunderbolt ver.] 1/144](http://gunnzo.com/cdn/shop/files/HGHGZakuII_BigGunSet_GundamThunderboltver._1_144_f23f14dc-95db-426b-8322-67cb09f593ad_{width}x.jpg?v=1766620391)
![HG Full Armor Gundam [Gundam Thunderbolt ver.] 1/144](http://gunnzo.com/cdn/shop/products/HGFullArmorGundam_GundamThunderboltver._{width}x.jpg?v=1765523783)
![HG Full Armor Gundam [Gundam Thunderbolt ver.] 1/144](http://gunnzo.com/cdn/shop/products/6HGFullArmorGundam_GundamThunderboltver._{width}x.jpg?v=1765523783)