GC_UPC Diamondback Db1717k131 Db15 5.56X45mm Nato 30+1 16", Fde, Oem Carbon Lower, 15" M-Lok Handguard, Magpul Grip & Carbine Stock, A2 Flash Hider $641.86 DB1717K131 show more like this Firearms $18.45, Free over $500 Shooting Surplus