Feat: Hulking Size
Your eidolon grows substantially. Your eidolon becomes Large, instead of its previous size, and its reach increases to 10 feet. This doesn't change any of its other statistics.
Pathfinder 2e Database
Your eidolon grows substantially. Your eidolon becomes Large, instead of its previous size, and its reach increases to 10 feet. This doesn't change any of its other statistics.