Welcome to AR15Shop.US the new Generation of AR 15 Rifles and Uppers

AR15 Complete Lowers

Find the most innovative complete AR15 Lowers by Plumcrazy Gen 2 and Surefire Institute

Our AR15 lowers have life time warranty
Our AR15 lowers are lighter than standard lowers
Our AR15 lowers do not need lubrification
Our AR15 lowers are stronger than aluminum lower (can your lower survived 11,000lbs humvee)

We have 4 different models of lowers
1) Plumcrazy Gen 2 Lower customized for the "Don't Tread on US - The Freedom Rifle Upper"
2) Plumcrazy Gen 2 Lower customized  for the "Skadi Upper"
3) Plumcrazy Gen 2 Lower customized for "Spartacus Polymer Upper"
4) Surefire Polymer Lower

4 products