Compare Out of Stock Geissele Geissele USASOC M4 Upper Receiver Group URG-i Nightforce optic combo MSRP: Was: Now: $2,840.00 - $3,869.00
Compare Choose Options Geissele Geissele USASOC M4 Upper Receiver Group Vortex optic URG-i near clone COMBO MSRP: Was: Now: $2,998.00
Compare Add to Cart Potomac Armory M4A1 SOCOM Block 2 FSP Upper Receiver, Military Special MSRP: Was: Now: $2,275.00
Compare Add to Cart Potomac Armory Mk18 Mod 1 Upper Receiver Group, Military Special Edition MSRP: Was: Now: $2,050.00
Compare Out of Stock Knights Armament (KAC) Knights Armament KAC SR-15 CQB E3 Mod 2 11.5" M-LOK Upper Receiver Group MSRP: Was: Now: $1,819.00
Compare Add to Cart Geissele Geissele Upper Receiver Group, USASOC URG-I, CLONE CORRECT Pinned, Vortex mount combo MSRP: $1,874.00 Was: Now: $1,729.00
Compare Out of Stock Knights Armament (KAC) Knights Armament KAC SR-15 CQB E3 Mod 2 11.5" M-LOK Upper Receiver Group (URG), new take-off MSRP: Was: Now: $1,726.00
Compare Add to Cart Potomac Armory Mk18 Mod1 military correct upper: Colt, Daniel Defense, KAC MSRP: Was: Now: $1,723.33
Compare Out of Stock Geissele Geissele USASOC M4 Upper Receiver Group URG-i Aimpoint optic combo MSRP: $1,699.00 Was: Now: $1,559.99 - $1,699.99
Compare Choose Options Geissele Geissele / Colt Upper Receiver Group, URG-I, Modified Clone Pinned, Vortex mount combo MSRP: $1,829.00 Was: Now: $1,659.99 - $1,794.99
Compare Choose Options Potomac Armory FBI "HRT type" custom 11.5" Upper Receiver Group MSRP: Was: Now: $1,650.00 - $2,834.00
Compare Out of Stock Colt Colt M4A1 factory upper receiver group, complete 2017 (non-SBR) MSRP: $1,599.00 Was: Now: $1,089.99 - $1,389.99
Compare Out of Stock Geissele Geissele Upper Receiver Group, USASOC URG-I, CLONE CORRECT Vortex mount combo MSRP: $1,849.00 Was: Now: $1,594.00
Compare Choose Options Precision Reflex (PRI) PRI Mk12 Mod 0 SPR Upper Receiver Group (URG) standard in black MSRP: $1,640.00 Was: Now: $1,589.99
