How to Load Shotgun Trap in Rust?
When you pick up the Shotgun Trap, you will see the area to be placed in the air as a transparent blue. Align the trap to the point where you want to place it, when it turns red it means you cannot place it in that area. When you decide, you can change the rotation of the trap with "R". After strategically selecting and placing an area, hover over Shotgun Trap and hold down the "E" key. And you will see an inventory. After placing the bullets here, the process is completed.