Bottomless Pouch 4

 is a Custom Part item for Resident Evil: Revelations. It is unique to Raid Mode.

Purpose
1 Pulse Grenade will regenerate every 270 seconds.

Location

 * One of the given legendary parts for getting a Trinity bonus on Abyss stages: Stage 10: Snowy Mountain 2, Stage 11: Semiramis or Stage 12: Observation Deck.
 * Random drop from any Illegal Custom Part in The Ghost Ship or The Ghost Ship: Chaos.
 * Available in the in-game store after beating Stage 16: Airstrip on Abyss. (630,000 BP)