This item includes only the steel backstop -- not the trap, duct seal or paper targets. Air Venturi 10-gauge steel backstop 9.75" x 10.75" Use with the Air Venturi AGE Quiet Pellet Trap that does not come with a steel backstop or use as a replacement if your trap's steel backstop has been compromised Insert behind the duct seal in your AGE Quiet Pellet Trap For guns up to 20 ft-lbs. muzzle energy Place trap with inserted backstop at least 10 meters from muzzle Recommendations: Regularly inspect your trap for signs of wood splinters and weakening of the rear wood panel Regularly inspect the steel backstop for signs of penetration and/or weakening NEVER shoot at your pellet trap with guns exceeding 20 ft-lbs. NEVER place the trap closer than 10 meters from the gun's muzzle Make sure your trap is backed up by something that safely stops any ammo that penetrates or misses the trap Regularly remove pellets and BBs from the duct seal, as they'll eventually start ricocheting off the ones embedded in the trap Do NOT shoot at the steel backstop without the duct seal in front of it!