How to make Sky Rat Harness of Casting in Final Fantasy XIV

Sky Rat Harness of Casting takes 2 × Peteinosaur Leather, 1 × Stormcloud Cotton Cloth, 1 × High Mythrite Nugget, 1 × Griffin Leather Strap, 2 × Dawnborne Aethersand, 2 × Grade 2 Intelligence Dissolvent, 3 × Earth Cluster and 3 × Wind Cluster, at the Leatherworker.