The chinese version of Fortnite had updated earlier to include the V5.1 patch. New skins and cosmetics have been found in the files and we now have the names and rarities of each:

Shade (Epic) & Maverick (Epic)

Wreck Raider (Epic) & Reef Ranger (Epic)

Sun Tan Specialist (Epic) & Archetype (Epic)

Diving Tank (Epic) & Air Tank (Epic)

Paradigm (Epic) & Bat Attitude (Epic)

Rescue Ring (Epic) & Birthday Cake (Epic)

Rescue Paddle (Rare) & Harpoon Axe (Rare)

Clutch Axe (Rare) & Caliper (Uncommon)

Servo (Epic) & Laser Chomp (Legendary)