The Sproing! emote is an Uncommon Fortnite emote. Sproing! was available via the Item Shop for 200 V-Bucks and you can buy it from Fortnite Item Shop when it will listed.
Fortnite Sproing! Emote Details
Spring has sproinged.
Fortnite Sproing! Emote PNG Images
Here is the PNG images of Sproing! below!