Parts Included. Aero Precision M4E1 receiver set. Triggertech Adaptable trigger. KNS antirotation pins. Aero Precision lower parts kit. Fortis LE K2 castle end plate/castle nut. Magpul K2 grip. Aero Precision buffer tube. Sprinco blue buffer spring. Noveske H2 buffer. charging handle and bolt carrier group are not included. Each part of this upper/lower was bought new. I haven't used after I built it in 2023 which is why I'm selling it. Sale within Fairbanks Borough is preferred. Money order or cashier's check only. All parts listed will be sold as a package deal only. Will not sell separately.
