The Faxon Ion Rifle is the most affordable production ultralight AR15 on the market. Weighing in at just under 5 lbs the Ion Ultralight AR15 is the perfect choice for any customer looking to step into the competition world or for those who just enjoy the soft recoil of a finely tuned lightweight rifle. As part of Faxons Summit Line the Ion comes from the factory with a whole slew of outofthebox upgrades including a tuned gas system Gunner lightweight bolt carrier group ambi charging handle safety selector Hiperfire EDTDM trigger and more