Colt 6920 M4/AR15 Upper Receiver Trade-In | 16"

Used Colt 16" M4 complete upper, sold as-is from trade-in. Comes complete with bolt carrier group.

16" barrel with carbine-length gas system, fixed A2 front sight base with bayonet lug, Magpul MOE SL handguard, and a 3-prong flash hider. Flat-top upper with Picatinny rail, forward assist, and dust cover. The barrels measure 16" to the rings on the muzzle device.

Condition is used trade-in. Expect handling marks, finish wear, and scuffs on the handguard and muzzle device. Inspect photos. No warranty, no returns on as-is trade-in parts. Buyer is responsible for compatibility and all applicable laws.

Add your own lower, buffer, and stock.