Upper Receivers

CMMG DISSENT Mk4 AR-15 10.5" CM 5.56MM Upper Receiver w/ 9.6" M-LOK Handguard - Tungsten

Dirty Bird 18" Fluted 6.5 Creedmoor Midlength Stainless Steel Slick-Side M-LOK Complete Upper

Dirty Bird 20" Lightweight .22-250 Rifle Stainless Steel Slick-Side M-LOK Complete Upper

Dirty Bird 16" Big Gunner 8.6 BLK Carbine Complete Upper

Dirty Bird 16 Tactical Government .308 Win Stainless Midlength M-LOK Complete Upper

Dirty Bird 18 SPR 6mm ARC Stainless Rifle M-LOK Complete Upper

Dirty Bird AR-10 Billet Stripped Upper Receiver - OD Green

Dirty Bird 16" Side-Charging 5.56 NATO Govt M-LOK Complete Upper

Dirty Bird 16" 5.56 NATO Govt M-LOK Quad Rail Complete Upper

Dirty Bird AR-15 14.5" Pin & Weld 5.56 Midlength Magpul MOE SL Complete Upper

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

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" Govt Mid 556 M-LOK Complete Upper - Black

Dirty Bird 10.5" SMRS Complete Upper (Midnight Edition)

Dirty Bird AR-15 Forged Multi-Cal Receiver Set + SRMS Handguard - FDE, 9.5"

Ar-15 Stripped Super Duty Receiver Sets - Ar-15 Stripped Super Duty Receiver Set Od Green

Stag 10 6.5 Creedmoor Upper Receivers - Stag 10 Creedmoor Lr Upper

Stag 15 300 Blackout 8in Upper Receivers - Stag 15 .300 Blackout 8 In Upper

Stag 15 5.56 M4 Upper Receivers - Stag 15 M4 Phosphate Upper

Stag 15 5.56 18in 3gun Elite Upper Receivers - Stag 15 3gun Elite Upper

Stag Arms AR-15 5.56 Carbine M4 Upper Left-Handed Upper Assembly

Wraithworks WARP-15 Polymer AR15 Complete Upper Receiver - Black | .223 Wylde | 16" Pencil Barrel | Includes Charging Handle & BCG

Sig Sauer MCX Rattler 5.56 NATO 5.5" M-LOK Upper Receiver UAMCX-5B-556-BLK-TAP