The lever key is received during the A Guild of Our Own caper. It is used to unlock the trapdoor leading to the Guild Registry's vault. It may be used only once before it disappears. The key is stolen from the guard during the final caper of Buyers and Cellars, A Guild of Our Own.
| Part 4 of the Thieves' Guild quest series | |
| NPCs | |
| Items |
 Vial of stench Vial of stench (a) (A Guild of Our Own) Cuckoo clock key Lever key Bonds Vial of stench (a) |
| Locations |
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| Music |
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| Miscellaneous | Quick guide • Transcript |
| Steel key ring keys | |||||||||||
| H.A.M. |
 Bronze Iron Steel Silver Prison | ||||||||||
| Triskelion Treasures |
 Crystal triskelion Fragment 1 Fragment 2 Fragment 3 | ||||||||||
| God Wars Dungeon |
 Frozen Armadyl Bandos Saradomin Zamorak | ||||||||||
| Shade keys |
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| Bone keys |
 Ghosts Ahoy Shilo Village | ||||||||||
| Ascension Keystone |
 Primus Secundus Tertius Quartus Quintus Sextus | ||||||||||
| Miscellaneous |
 Keepsake Crystal Tooth half Loop half Dragonkin Strange teeth Strange loop Treasure Trails Muddy Prison (Prison Pete) Prison (Troll Stronghold) Sinister Tarnished Iron Cell House key Magic path Ranged path Cavern Columbarium (Shiny) Saradomin Zamorak Small To the Crossing (Birthday) Guard's First floor Casket Display cabinet (Dimension of Disaster) Display cabinet (The Golem) | ||||||||||
