Description
There's a reason people still ask for Colt by name when they walk in looking for an AR. The CR6960 Midlength Carbine builds on the same M4 pedigree that made the LE6920 a benchmark, then adds the two upgrades folks have been requesting for years: a midlength gas system and a modern M-LOK handguard. The result is a rifle that runs the way a Colt should but feels noticeably softer and flatter through a string of fire than a carbine-length gun.
Why the Midlength Gas System Matters on This Colt Carbine
Stretching the gas system out on a 16.1 inch barrel lowers port pressure and gives the action a smoother, more gradual impulse. In plain terms, less snap at the shoulder, quicker follow-up shots, and a gun that stays easier on its own parts over the long haul. The barrel itself is a chrome-lined M4 profile with a 1:7 twist, so it stabilizes heavier match and defensive loads just as happily as bulk 55 grain range ammo, and the chrome lining shrugs off high round counts and lazy cleaning schedules alike. An A2-style flash hider caps the muzzle on standard 1/2×28 threads.
Set Up the CR6960 Your Way
Colt went with a Centurion Arms M-LOK handguard here, which is a nice touch at this price point. You get real estate for lights, hand stops, and sling mounts without the weight of an old quad rail. The flat-top upper ships without sights, so it's a blank canvas for a red dot, LPVO, or a set of backup irons. Forged receivers wear a matte black anodized finish, and a six-position collapsible stock adjusts to fit different shooters, armor, or winter layers. At roughly six pounds bare, it carries easy and points fast.
A Colt M4 Built for the Long Run
This is the kind of rifle you buy once and keep. Home defense, carbine classes, weekend range trips, it handles all of it without drama, and the Colt name on the receiver still means something when it comes to quality control and resale. One 30-round magazine comes in the box, so grab ammo and an optic and you're ready to zero.
Key Specifications
- Manufacturer: Colt
- Model: M4 Midlength Carbine
- Manufacturer Part Number: CR6960
- UPC: 098289023506
- Caliber: 5.56 NATO / .223 Remington
- Action: Semi-Automatic
- Barrel Length: 16.1 in, chrome-lined M4 profile
- Twist Rate: 1:7 RH
- Gas System: Midlength, direct impingement
- Handguard: Centurion Arms M-LOK
- Stock: 6-Position Collapsible Polymer
- Muzzle Device: A2-Style Flash Hider, 1/2×28 Thread
- Capacity: 30+1
- Sights: None, Optics-Ready Flat Top
- Weight: Approx. 5.95 lbs
- Finish: Matte Black Anodized
What’s Included
- Colt M4 Midlength Carbine rifle (CR6960)
- One 30-round magazine
- Owner's manual
Frequently Asked Questions
Does the Colt M4 Midlength Carbine come with sights?
No, the CR6960 ships without sights. It has an optics-ready flat-top upper receiver, so you can mount a red dot, LPVO, or a set of backup iron sights however you like. Most buyers see this as a plus since factory irons often get replaced anyway.
What's the advantage of the midlength gas system over a carbine-length setup?
The midlength system places the gas port farther down the barrel, which lowers port pressure and gives the action a gentler, smoother cycle. You'll feel less recoil impulse and get faster follow-up shots, and the softer operation is easier on internal parts over thousands of rounds. On a 16.1 inch barrel, midlength is widely considered the sweet spot.
Can the CR6960 shoot both 5.56 NATO and .223 Remington?
Yes. The chamber is cut for 5.56 NATO, which safely handles both 5.56 and .223 Remington ammunition. The 1:7 twist barrel stabilizes a wide range of bullet weights, from 55 grain plinking loads up to 77 grain match ammo.
How is this different from the Colt LE6920?
The classic LE6920 uses a carbine-length gas system and traditionally shipped with a plastic handguard and fixed front sight post. The CR6960 upgrades to a midlength gas system for softer recoil, a Centurion Arms M-LOK handguard for accessories, and a clean flat-top upper with no fixed front sight. It's a more modern take on the same proven Colt platform.





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