Results for 5.56x45mm NATO Complete Uppers

Dirty Bird 14.5 Pin & Weld Government V2 5.56 M-LOK Upper Assembly

Dirty Bird Industries 7.5 5.56 DRP Pistol M-LOK V2 Upper Assembly

Dirty Bird 10.5 Government Carbine 5.56 M-LOK Upper Assembly - V3, FDE

Dirty Bird 10.5 Government Carbine 5.56 M-LOK Upper Assembly - V2, Black

Dirty Bird 16" 5.56 NATO Govt M-LOK Upper Assembly V3 - Midnight Bronze

Dirty Bird 16" 5.56 NATO Govt M-LOK Upper Assembly V3 - OD Green

Dirty Bird 16" 5.56 NATO Govt M-LOK Upper Assembly V3 - Black

Dirty Bird 20" M16A2 Enhanced 5.56 Retro Upper Assembly - Chome-Lined

Dirty Bird 20" M16A2 Enhanced 5.56 Retro Upper Assembly - Non Chrome-Lined

Dirty Bird 16 RECCE V2 5.56 M-LOK Upper Assembly

Dirty Bird 16 RECCE V2 5.56 M-LOK Upper Assembly

Dirty Bird 16 RECCE V2 5.56 M-LOK Upper Assembly

Stag Arms AR-15 5.56 Carbine M4 Upper Assembly

Harrington & Richardson Retro M16A1 20" AR-15 Upper 5.56 1:7 Rifle Length, Black

PSA 20" CHF 1:7 A2 Rifle Length 5.56 NATO Premium AR-15 Upper Assembly - No BCG/CH

PSA 10.5" CHF 1:7 A2 Carbine 5.56 NATO Premium Classic AR-15 Upper Assembly - No BCG/CH

PSA AR-15 Upper 5.56 16" Carbine-Lgth 1:7 M4 Nitride MOE w/ Rear MBUS, BCG, & CH

PSA JAKL 10.5" 5.56 NATO 1/7 Nitride Classic EPT Triangle Side Folding Pistol Kit

PSA JAKL 10.5" 5.56 NATO 1/7 Nitride Complete Upper With BCG, Bolt Catch & Both Catch Roll Pin, Smoke

Blem H&R 606 20" 5.56 NATO Upper, Black

H&R 606 20" 5.56 NATO Upper, Black

H&R AR-15 605 5.56 15.3" Complete Upper w/ BCG & CH, Black

H&R AR-15 605 5.56 15.3" Complete Upper w/ BCG & CH, Gray

Blem Harrington & Richardson 733 Pistol Upper, 5.56, 17 Gray, C7