This paper model is an Eldar Jetbike, used by the Craftworld Eldar is a highly advanced anti-gravity vehicle, based on the game Warhammer 40K, the papercraft was created by amadeushopkins. There is another Jetbike paper model here: Warhammer 40k – Jetbike Free Papercraft.
These Eldar Jetbikes are able to use subtle manipulation of the anti-gravity field to combine high speed with incredible agility and maneuverability. Jetbikes can climb up buildings using the anti-gravity field. Eldar Jetbikes are commonly armed with a pair of Shuriken Catapults, although they can be upgraded to carry a single Shuriken Cannon instead. Riders are normally armed with an additional Shuriken Pistol, although warriors of the Shining Spears Aspect use a Laser Lance designed to deliver a laser blast at extremely close range.
You can download the paper craft model here: Warhammer 40k - Eldar Jetbike Free Papercraft Download