M4 Flat Top Anodized Upper Receiver - BLEM - Stripped
***Limited Blemished Batch * 100% Functional***
This upper receiver features a mil-std 1913 rail for mounting optics and accessories and has M4 feed ramps.
- Anodized
- M4 Feed ramps
These uppers are Cosmetically Blemished. The metal under the anodizing has surface imperfections rendering these cosmetically blemished.
Add a RTB M-LOK Handguard?

Add a plain or engraved port door + forward assist kit from the drop-down menu.
Choose one of our upper engraving graphics from the drop-down menu.


