Potomac Armory Mk18 Mod 1 CQBR "near clone" URGi upper receiver group with DD Mk18 straight rail MSRP: Was: Now: $1,326.00 - $1,519.00
Colt Colt LE6933 11.5" Commando SBR factory upper receiver group with options MSRP: Was: Now: $1,129.00 - $1,369.00
Daniel Defense Daniel Defense DD4 RIII 5.56 NATO Upper Receiver Group 16" - FDE MSRP: $1,559.00 Was: Now: $1,396.95
Daniel Defense Daniel Defense DD4 V7 S Short Barreled Upper Receiver Group - 11.5" - Black MSRP: $1,412.00 Was: Now: $1,199.95
Daniel Defense Daniel Defense DDM4 V7 Upper Receiver Group 5.56 NATO 16" M-LOK - Black MSRP: $1,263.00 Was: Now: $1,129.00
FN FN M4A1 Block 1 SOCOM 5.56 NATO Upper Receiver Group, FN Engraved Upper, 14.5" Heavy Barrel MSRP: Was: Now: $1,585.66
Geissele Geissele Super Duty MOD 1 Complete Upper Receiver Group 5.56 NATO 12.5" Mk16 with HUXWRX Flash Hider-QD - DDC MSRP: Was: Now: $1,410.00
Geissele Geissele Super Duty Mod 1 Upper Receiver Group 10.3" DDC MSRP: $1,410.00 Was: Now: $1,395.00
