American Tactical Imports ATI Omni Hybrid Ar15 Stripped Polymer Upper Receiver Grey

American Tactical Imports ATI Omni Hybrid Ar15 Stripped Polymer Upper Receiver Grey. Features two slots for M-LOK Socket Rails and anti-rotation pin lugs on the same rail. Perfect for creating a lightweight build that doesn't want to come off due to rail position. This stripped upper does not include a charging handle bolt carrier group or bolt carrier spring. All barrels must be fully registered as compatible with United States Military Specifications and have a jacket that is legal for civilian use in the United States. Specifications for American Tactical Imports Ati Omni Hybrid Ar15 Stripped Polymer Upper Receiver Grey: Manufacturer: American Tactical Imports Color: Grey Fabric/Material: Polymer Cartridge: 5.56x45mm NATO Gun Model: AR-15 Condition: New Dimensions: 2.50 X 4.70 X 10.85 in Package Contents: American Tactical Imports Ati Omni Hybrid Ar15 Stripped Polymer Upper Receiver Grey American Tactical Imports ATIHUP200SG: ATI Omni Hybrid Ar15 Stripped Polymer Upper Receiver Grey