101Leafy researched the games.
Steel Gunlance

A low-cost Gunlance with more than adequate ability. A good start. Shelling Lv2
| Class | Gunlance |
|---|---|
| Rarity | 2 |
| Attack | 276 |
| Slots | 1 |
| Shelling | Normal Type Level 2 |
| Table price | 2,150z |
Upgrades
| Upgraded from | Iron Gunlance+ |
|---|---|
| Upgrades into | Special Ops Gunlance, Luna's Howl, White Gunlance |
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 756.