Here is another gun I worked on in 2019 to practice the workflow I've learned with the CGMA Weapons and Props course. Artstation: https://www.artstation.com/artwork/JlgRvZ
Because 1, noone on earth is interested in udk in 2019, and 2, more importantly. you are doing an illegal thing, ignore the warnings, and advertise it here.
You can view your portfolio offline, including Marmoset Viewer files, with ArtStation's app: https://magazine.artstation.com/2019/03/offline-portfolio/
I'll be working on building this environment by Greeimm Bae in Autodesk Maya into 2019. https://www.artstation.com/artwork/inn-0eea582c-7f93-454f-819d-2d35076bb121