![Half-Life Turret Combine Sentry Gun detail 3D modeling of the submachine gun To make the barrel mobile (back and forth movement), I plan to create a system with a gear attached to the motor that pushes a rack, attached to the part to be moved](https://media.cdn.community.lambdageneration.com/media-images/1690127617442BrBbDwCiC88QCfwD.jpg?size=large)
Half-Life Turret Combine Sentry Gun detail 3D modeling of the submachine gun To make the barrel mobile (back and forth movement), I plan to create a system with a gear attached to the motor that pushes a rack, attached to the part to be moved
![combine](https://media.cdn.community.lambdageneration.com/emojis/combine.png?size=normal)
Half-Life Turret Combine Sentry Gun detail 3D modeling of the submachine gun To make the barrel mobile (back and forth movement), I plan to create a system with a gear attached to the motor that pushes a rack, attached to the part to be moved