Use this tool to add 240 slots to your armory. Armory Expanders are consumable items that may only be used once.
Deleted from Dota 2 Store
A maximum of 100 Armory Expanders can be used on a single account, granting a total of 34,000 Armory slots.
- Armory Expander now increases armory size by 240 slots instead of 120 slots.