GC_UPC Spikes STU5035S2S Complete Upper 5.56x45mm NATO 16" Black Phosphate/Midlength Barrel 7075-T6 Aluminum Black Receiver 12" SAR3 Free-Floating Handguard for AR-15 $825.77 STU5035S2S show more like this $10.95 flat rate GunStuff TV GC_UPC Spikes Stu5035s2s Complete Upper 5.56X45mm Nato 16" Black Phosphate/Midlength Barrel, 7075-T6 Aluminum Black Receiver, 12" Sar3 Free-Floating Handguard For Ar-15 STU5035-S2S 815648021320 $850.36 STU5035-S2S show more like this Firearms $18.45, Free over $500 Shooting Surplus