Detachable grenade launcher, magazine and sights.
Grenade is included.
Textures: 2048x2048 PNG (three sets: Unity, Unreal and general PBR)
Textures include: ambient occlusion, diffuse/albedo, normal, emission, opacity, metallic, roughness.
Works perfectly with modern game engines.
Based on HK416, AR15 and M4.
Made in Blender 2.79, textured in Substance Painter.