Quick view Compare BCM® Upper Receiver Assembly, Flat Top, M4-855877004442 MSRP: $139.95 Was: Now: $129.00 Quick view Compare
Quick view Compare Rock River Arms, Tactical Carbine, Complete Upper-842834111916 MSRP: Was: Now: $749.95 Quick view Compare
Quick view Compare Stag Arms Stag 10 Upper Receiver Assembled STAG300880-840213903374 MSRP: Was: Now: $149.95 Quick view Compare
Quick view Compare Stag 10 Rh Upper Receiver Assembly STAG300044-811546022704 MSRP: Was: Now: $149.95 Quick view Compare
Quick view Compare Lewis Machine & Tool LMT M4 FLATTOP UPPER RECEIVER, NO BARREL-815415017068 MSRP: Was: Now: $211.50 Quick view Compare
