12 Best Smith Wesson M&P 15 Sport 2 Upgrades [Updated 2025]

12 Smith Wesson M&P 15 Sport 2 upgrades that will significantly improve the rifle's handling, optic mount height, recoil characteristics, and overall performance. 

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Smith and Wesson M&P15 Upgrades

Radian Raptor Charging Handle - Better Pull Leverage

Radian Raptor charging handle makes clearing jams a breeze compared to the standard handle.

When I'm operating the rifle, pulling the bolt carrier group pull is noticeably smooth and fluid for strong side and support side hand. 

The large latch also doesn't scrape against the top receiver, which is a huge plus.

The 7075 T6 construction is solid. I've put it through numerous high-volume BCG charging cycles, and it's holding up like a champ.

Choose among many different colors including red, black, clear anodized, FDE, Radian brown, grey, OD, and tungsten grey. 

Magpul BAD Lever - Cuts Down Reload Time

The Magpul battery assist device speeds up reload speed and lets the shooter use my trigger finger to lock or release the bolt while in the ready position. 

Fast and easy install on any standard lower receiver without any mods.

Scalarworks LEAP 1.93" Optic Mount - Better Optic Height

The Scalarworks LEAP 1.93" mount keeps your spine neutral and puts your eye right behind the topic without uncomfortable cheek position.

It also cuts down on neck strain in different shooting positions.

1.93" optic height is available for Aimpoint Micro footprint optics.

Magpul MOE SL MLOK Handguard - Mounts More Accessories 

The drop-in Magpul MOE SL handguard easily attaches to the delta ring and works for all A2 front sight AR15s.

Mount any M LOK compatible parts on the handguard including mounting spots at the 2, 6, and 10 O'clock positions, giving you a lot of mounting flexibility.

The added riveted aluminum heat shield is a lifesaver, protecting my hand from the barrel heat. This makes my shooting experience heat safe and more comfortable.

Magpul CTR Stock - No Wobble Buttstock

The Magpul CTR buttstock eliminates most annoying wobble and stabilizes your M&P15 to shoot more accurately.

The 6-position length of pull easily lets you get comfortable if wearing thick plate carrier.

To sum it up, the Magpul CTR buttstock makes your M&P15 low drag and snag-free and has QD sling attachment points. 

Surefire MB566 Muzzle Brake - Mitigates Recoil

The Surefire MB566 muzzle brake eliminates the recoil on your M&P15 and speeds up follow-up shots and keep the dot reticle on the target. The brake does a great job of minimizing side blast and reducing the rearward concussion effects for me as the shooter.

For any suppressor users, It has multiple bearing surfaces to ensure superior alignment of the suppressor can. 

BCM Gunfighter Grip - Better Grip Angle

The BCM Gunfighter grip is my top choice for a vertical angle grip on my M&P Sport II rifle. When I'm using modern techniques in gunfights, it's crucial to aim and shoot accurately while directly facing my target.

Attaching this grip to the handguard has boosted the ergonomics of my grip. It makes driving the rifle faster to the target much easier. Plus, I can naturally grip the gun and operate a weapon light simultaneously, which is super convenient.

Using a C clamp grip on the handguard with this grip has also helped me reduce rifle sway. It provides better grip leverage, making it easier to maintain control.

Available for KeyMod, 1913 and MLOK

Check out other AR15 Grips Here

Real Avid Carbon Boss - All-in-one Cleaning it

The Real Avid Carbon Boss is an all-in-one package that lets me deep clean every part of the AR15 bolt carrier group.

Easily scrape harden carbon residue off from bolt lug and cam pin, and you never have the dread about not having the tool to clean your M&P 15

Users can easily fold it up and access it from any range bags.

KNS Anti Walk Pins Gen 2 - Better Trigger Group Retention

The KNS anti walk pins keeps your M&P15 trigger group tight with no chance of it ever sliding out or egg shaping the receiver holes.

This kit comes with a .154 diameter and the installation is super quick and easy. It includes new threaded steel pins to replace the factory ones. All I had to do was lock them in place, and that's it!

Timney Single Stage Trigger - Smooth Trigger Pull

The Timney AR15 single-stage 3lb drop-in trigger upgrade for a stock M&P15 Sport 2 rifle significantly improves the trigger pull, reducing it to just 3 lbs from 8 lbs.

This means minimal trigger pre-travel, faster trigger reset, quicker follow-up shots and more accurate long range hits.

Geissele Super 42 Braided Buffer Spring - Enhanced Reliability

The Geissele Super 42 Braided Spring upgrade for the M&P15 eliminates that spring twang sound in the buffer tube.

It helps displace excess energy, preventing spring failure.

It integrates machinegun style recoil spring to significantly improves the weapon's cycling performance. It increases bolt return force to ensure proper round chambering, especially when dealing with dirt or steel case ammo.

Holosun 510C - Fast Sight Picture

The Holosun 510C upgrade for the M&P 15 Sport 2 gives the shooter the point-and-shoot fast target acquisition that the iron sights can't.

The parallax-free reticle let's the shooter place the dot on target without having to 100% align behind the optic, this means more flexible cheekweld position.

The reticle is reminiscent of EOTech models. The built-in multiple reticle system lets me switch between a single dot reticle or a 65 MOA reticle.

1 MOA for accurate long range shot and 65 MOA for target range based on a known target size.

Also check out our complete best AR15 guide here 

FAQ

Safety Consideration

• Always ensure your firearm is unloaded and pointed in a safe direction when installing or adjusting optic riser mounts.
• Follow the manufacturer's guidelines for proper installation and torque specifications to prevent damage to your optic or firearm.
• Regularly check the mount's tightness and stability, as recoil and regular use may cause it to loosen over time.
• Be aware that changing the height of your optic may affect your original zero and require re-zeroing your firearm.
• The author and website are not responsible for any damages, injuries, or accidents resulting from the use, misuse, or improper installation of the products mentioned in this article.