We put together of list of the 8 Colt M4 LE6920 Upgrades that will significantly improve the rifle's handling, recoil performance, and accuracy.

Let's take a look

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colt le6920

Best Colt M4 LE6920 Upgrades

Magpul BAD Lever - Faster Reload

magpul bad lever

Reload when you want to, NOT when you have to! If you have to then use this to do it faster!

The battery assist device is effective and affordable for any AR15 owners to add to a standard AR lower receiver

Reload Way Faster - Cuts down the reload speed by using the trigger finger to operate the bolt release from the fire control / ready position.

One-Handed Operation - Lock the bolt to the rear with the index finger without getting off the pistol grip

Raptor Charging Handle - Improved Durability & Grip Leverage

radian raptor charging handle

The raptor charging handle should be added to any AR during the upgrade process.

Ambi -  Charge the BCG from the right side during shoulder transition

Increased Durability - Charge it hard from both sides without breaking

Larger Latch - Easier to grip & palm blade on the serrated big latch

Surefire MB566 Muzzle Brake - Mitigates Recoil

surefire muzzle brake in action

Swap out the boring A2 birdcage muzzle device with a Surefire MB566 muzzle brake! Your shooting experience will change forever.

Reducing muzzle flip and muzzle rise significantly to get follow up shots on target FAST! This muzzle brake minimizes side blast and rearward concussion effects for the shooter.

Compatible With Surefire Suppressor with multiple bearing surfaces for superior suppressor can alignment.

bcm vertical foregrip

Regardless which handguard you use, the BCM Gunfighter grip is by far the best and most sold on the market to improve the rifle's handling capability.

Enhanced Grip Ergonomics - Drive the muzzle faster to the target with better leverage and also operate a weapon light at the same time using the same grip.

Reduced Sway -  C clamp grip helps reduce sway by providing better grip leverage

Faster Follow Up Shots - Reduce horizontal and vertical muzzle recoil shifts for faster follow up shots (Helps even more if using a muzzle brake)

Check out more Grips Here

KNS Anti Walk Pins Gen 2 - Better Trigger Group Retention

KNS Precision AR15/M16 Gen 2 MOD 2 Non-Rotate Trigger/Hammer Pins .154 Diameter-Stainless Steel, NRTHPMOD2-154-SS

No modification to the gun is required! The KNS anti walk pin makes your COLT LE6920's trigger system more reliable. It works for factory and drop in triggers.

.154 Diameter for Colt LE6920 (Other Colt rifles may use Large size pins)

All Kit Included - Secure the trigger group in the lower receiver using pins that won't slide out! 

Set It & Forget It - Once secured, you can shoot as much as you like without worrying pins falling out in the field. 

No Wear To Receiver - Special anti-creep retainers prevent wear on your lower AR-15 receiver

Timney Single Stage Trigger - Smooth Trigger Pull

Timney Triggers AR15 Large Pin Solid 3 Lb 667L

When You Have Mastered The Fundamentals, It's Time To Ditch The Factory Trigger!

Timney 3 lb Flat Bow AR Trigger is one of the best single best AR-15 upgrades you can get for a better trigger performance. 

Quick Installation - Just drop it in and secure the pins

Fast Trigger Reset - Flat trigger bow gives short trigger pull and reset, and eliminates unnecessary trigger finger motion

Reduced Trigger Pull Weight - 3 lbs pull for much tighter long range shot groups and fast follow up shots.

Geissele Super 42 Braided Spring - Improved Spring Service Life


Eliminated Spring Twang Sound - The braided wire spring kills the annoying twang sound and preserves spring harmonics inside the buffer tube.

We recommend H1 or H2 buffer for 16" standard gas system

Machine Guns Use This - The same braided wires design used in high rate belt fed machine guns 

Improved Reliability - Increases bolt return force ensures round chamber after each shot in the field

Increased Cycle Life - Operates ONLY at around ~35% of its maximum stress load and it flexes separately from each other like a harmonic energy damper to displace excess energy to prevent failure.

EOTech EXPS3 - Best Holosight

eotech exps3 pov 1

This is an top brand holographic sight goes perfectly with a top brand AR15 rifle.

BDC Human Size Reticle - Use the 68 MOA reticle to quickly estimate a human size target up to 600 yards

Point & Shoot – Parallax-free reticle with unlimited eye relief lets the shooter instantly place the dot on the target with both eyes open

Night Vision Capable - Use with night vision goggles and aim in the dark under the NV mode

Rock Solid Mount – Mount and demount on any M1913 top rail without any tool in the field. Swap optic 

See EOTECH EXPS3 Review Here