MSR Uppers

RIFLE KIT M4 5.56MM 16"

RIFLE KIT MID-LENGTH 16"

SHARPS BROS. UPPER RECEIVER AR-15 BILLET W/DUST COVER

Sharps Bros., SBUR04, Complete Upper Receiver, Fits AR15, 223 Remington/556NATO, 16" Barrel, Midlength Gas System, MLOK Handguard, Matte Finish, Black, Includes Radian Charging Handle, DLC Coated BCG

Sons of Liberty Gun Works, Stripped Upper Receiver, Black, Hardcoat Type III Anodized

Sons of Liberty Gun Works, L89 V2, Complete Upper Receiver, 556NATO, 11.5" Button-Rifled Barrel, A2 Flash Hider, Low Profile Gas Block, Black

Sons of Liberty Gun Works, L89 V2, Complete Upper Receiver, 223 Wylde/556NATO, 13.7" Pinned (16.5" OAL) Button-Rifled Barrel, HUXWRX Flash Hider, Low Profile Gas Block, Black

SOLGW M4L89BSUPPER-14.5-CHF-556 UPPER 14.5 556

Spikes Tactical Midlength Complete 5.56x45mm NATO 16", Black, 12" Picatinny Handguard, A2 Flash Hider

Spike's Tactical, Flat Top Upper w/Ejection Port Door, 9MM, Black Finish

Stern Defense 002SDHG15 15" Aircraft Grade Aluminum Anodized Receiver for AR15

Stern Defense 010UPPERRECIEVERKKP Upper Receiver 7075-T6 Aluminum Anodized Receiver for AR15