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From Pathfinder Lost Omens Tian Xia Character Guide, which isn't enabled.

Four-Armed Aspect

FEAT 9
Activity 1 action

Frequency once per day

You intone vows to shoulder others' pains; in response, your torso sprouts an additional pair of arms to help you bear those burdens. For the following minute, you can carry 3 more Bulk than normal before becoming encumbered and up to a maximum of 6 more Bulk. You can also use these arms as free hands to perform only the following actions or activities: Disarm, Grapple, Shove, and Trip. After this minute or when you become Unconscious, whichever comes first, these additional arms fade away.

Pathfinder Lost Omens Tian Xia Character GuideORC