This is a boat stand for the Ragnarok jetboat from M-Jet-Development....

For the boat, simply purchase the Ragnarok on this page and you will need the mjet30 Jet or mjet35 jet drive :)

https://www.cgtrader.com/3d-print-models/hobby-diy/other/m-jet-sprint-3d-printable-rc-jetsprint-boat-model

To assemble you need 4x M3x08 screws and 4x press-in nuts M3x5.7x4.6

!!! *You can't download the boat here, just the stand for it :)