The M-16 has been the primary infantry rifle of the United States military since the 1960s. It is in use by 15 NATO countries and has been the most produced firearm in its caliber. You Dads out there who have served will remember this one well. Our wooden version slings the rubber bands with force. Watch out tin cans! You need the size #125 BLUE rubberbands for this gun.Overall Gun Length: 28.75 inchesRubber Band Stretch: 18.5 inches Ammo sold Separately