Owlbear Claw Item 1

Pathfinder Core Rulebook (Second Edition), page 569

Category Consumables; Price 3 gp; Usage affixed to a weapon; Bulk —

Activate ◇ envision; Trigger You critically succeed at an attack roll with the affixed weapon.

This claw set in an iron clasp and chain isn’t always the claw of an owlbear. When you activate the claw, the triggering attack gains the weapon’s critical specialization effect.