Description
Right To Bear x AO Precision Upper Build Kit - RTB M16 Black Nitride Bolt Carrier Group + AO M4 Upper Receiver + Mil-Spec Charging Handle + Forward Assist + Dust Cover This upper receiver build kit is comprised of the following items and comes with everything that you need to build out your upper.Be sure to select any of or dust cover options from the dropdown menu!Component Features:RTB 5.56 Black Nitride BCG Enhanced 9310 Steel (Bolt) 8620 Tool Steel (Carrier) Mil-Spec Extractor Spring, black extractor insert, Viton O-Ring Tool Steel Extractor Shrouded Firing Pin Mil-Spec Gas Key (4130 Steel) attached with Grade 8 hardware and Properly staked Caliber: .223 / 5.56 / 300 Blackout Bolt is shot Peened and MPI All BCG components are pre-polished before being processed and then post polished for an incredible shine AO Precision Mil-Spec M4 Flattop Upper Receiver Material: 7075 T6 Aluminum Finish: Type III Hard Anodizing Compatibility: All Mil-Spec AR-15 components Additional: Dry film lubricated interior, M4 feed ramps, T-Marks on Picatinny rail Standard AR-15 Charging Handle Standard Latch 7075 T6 Aluminum Hardcoat anodized - Black Mil-Spec Ejection Port Door Kit Ejection Port Door Cover Assembly (Dust Cover) Ejection Port Cover Spring Ejection Port Cover Knurled Rod (No C-clip) Forward Assist Assembly Kit Forward Assist Forward Assist Spring Forward Assist Retention Pin 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. See reference "CHART A" and "CHART B" tabs above. PORT DOOR GRAPHIC ENGRAVING REFERENCE CHARTTHESE ENGRAVED PORT DOORS COME WITH ALL HARDWARE NEEDED FOR THE PORT DOOR AND FORWARD ASSISTEXAMPLE 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 SKU: 00-UR-AR00052B-X-SBNM16-UPP-BLD-KIT UPC: Maximum Purchase: 20 units
00-UR-AR00052B-X-SBNM16-UPP-BLD-KIT
