This package only include Animation logic, animations and Udon # logic. 1/ Please buy the gun model from here: https://www.artstation.com/marketplace/p/5D1K/customized-m4a1-highpoly-lowpoly 2/ Import the latest vrc sdk3 3/ Import latest Udon # from Merlin 4/ The gun should visually work widely that everyone in the map should see but recoil, animation are locally. 5/ After you buy the model, just use the lowpoly one, map material with texture on your own. Scale the lowpoly to 5 in x,y,z. I'm sure you figure it out how to use the animator. Noted: SDK2 version will available later. Thank you for using. As the same time, if you struggle, or have question how to have the model work with the animator logic Udon# correct. Please message me.