101Leafy researched the games.
Blango Fur Bow IV

Made from Blangonga. With traces of ice inside, it is incredibly cold.
| Class | Bow |
|---|---|
| Rarity | 4 |
| Attack | 180 |
| Ice | 120 |
| Slots | 2 |
| Price | 4,600z |
Upgrades
| Upgraded from | Blango Fur Bow III |
|---|---|
| Upgrades into | Abominable Bow I |
Upgrade tree from モンスターハンターポータブル 2nd G 公式ガイドブック (Enterbrain, 2008), page 796.