ETS2 - Mammut Trailer V1.3.1

Features:
-HQ Model
-Owen Trailer
-AO Texture
-New material
-Add Brace Anim
-ADV_Coupling
-Trailer Liftbale Axle
-1 Body
-1 Chassis
-5 Cargos
-New tuning
-Mod Manager Ready!
-No Crash

Tested for 1.47

Authors: hossein_gmz, SCS & Mahyar_gh & Mahdi_ch & HAG(Amir)