- You cannot add "PSA 16" M4 CARBINE-LENGTH 5.56 NATO 1:7 NITRIDE 15" LIGHTWEIGHT M-LOK FREEDOM RIFLE KIT" to the cart because the product is out of stock.
- You cannot add "PSA 16" M4 CARBINE-LENGTH 5.56 NATO 1:7 NITRIDE 15" LIGHTWEIGHT M-LOK FREEDOM RIFLE KIT" to the cart because the product is out of stock.
![](https://shop.truestrategic.com/wp-content/uploads/2019/07/Spikes_StrippedUpper_M4_SFT50M4_One_square-1000x600.jpg)
Upper Receivers
![](/wp-content/uploads/2019/10/ts_icon_loop_150px.gif)
- Sort by Relevance
- Display 40 Products per page