The Colt M4 LE6920EPR Upper Group (brand part no. LE6920EPR-CK) is a complete 16-inch upper built with a 1:7 twist barrel and a bolt carrier group included.

Key Specifications

• 16-inch barrel length, which meets the federal minimum rifle-barrel length.
• 1:7 twist rate.
• Ships as a complete upper group.
• Includes a bolt carrier group.
• Model: LE6920 EPR.
• Sold under the Colt brand.
• Ready to mate with a compatible lower receiver.

Frequently Asked Questions

Does this include a bolt carrier group? Yes, a bolt carrier group is included with this complete upper group.

Is this legal barrel length for a rifle? Yes, at 16 inches this barrel meets the federal minimum rifle-barrel length.

Does this include a lower receiver? No, this is the upper group only; a compatible lower is required to complete a rifle.

Buy the Colt M4 LE6920EPR Upper Group, 16in

Build a full rifle around Colt’s complete 16-inch LE6920EPR upper group with BCG included. Browse more of our AR15 uppers selection. Order the Colt M4 LE6920EPR Upper Group, 16in from a Lubbock, TX gun shop; we’ll get it moving to you as soon as it is ready to ship.