101Leafy researched the games.
Gatling Lance

Made in a distant town, this Lance is the subject of envy in many workshops.
| Class | Lance |
|---|---|
| Rarity | 4 |
| Attack | 322 |
| Fire | 120 |
| Defense | +12 |
| Slots | 1 |
| Price | 4,250z |
Upgrades
| Upgraded from | Rampart |
|---|---|
| Upgrades into | Gatling Lance+ |
Can also be made new at the smithy.
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 746.
Materials
Firestone ×4, Machalite Ore ×12, Flame Sac ×2, Hercudrome ×5