Without UV's and Textures. Only mesh, only for Kitbash ) It is my design and I used for personal projects
Rifle (OBJ, FBX) - 370000 Tris
Gun (OBJ, FBX) - 540000 Tris
Knife (OBJ, FBX) - 480000 TRis
Bomb (OBJ, FBX) - 190000 Tris
ZBrush Tool & ZBrush IMM Brush (2019 version)
Rendered in KeyShot