FFL Required Before Shipping. Please have your dealer email a copy of their FFL to FFL@rainierarms.com or fax it to 253-218-2998, referencing your name and order number.
The Griffin Armament MK1 AR-15 Stripped Lower Receiver is a solid beginning to any build. These lowers are forged from 7075-T6 aluminum with a type III anodized hard coat finish for durability and corrosion resistance. Griffin Armament Forged Lower Receiver. Type 3 hardcoat anodized
Review by Clint E. on 6 Jan 2022review stating Great product! Finish is great
Great product! Finish is great and looks amazing, it has the original specs of the m16 that allows space for a full auto sear if you have the legal right to install it.
Review by Robert C. on 28 Sep 2021review stating Nice machining, nice finish. Just
Nice machining, nice finish. Just received my 4th lower. These lowers have run very consistent, as far as everything fitting as it should. Even a blem GA MK1 I bought a while back looked damned near perfect. All the uppers I tried on it fit fairly tight with minimal wobble,
Review by Clint E. on 6 Jan 2022review stating Great product! Finish is great
Great product! Finish is great and looks amazing, it has the original specs of the m16 that allows space for a full auto sear if you have the legal right to install it.
Review by Robert C. on 28 Sep 2021review stating Nice machining, nice finish. Just
Nice machining, nice finish. Just received my 4th lower. These lowers have run very consistent, as far as everything fitting as it should. Even a blem GA MK1 I bought a while back looked damned near perfect. All the uppers I tried on it fit fairly tight with minimal wobble,
