MagpulAll Magpul stocks & braces

MAGPUL CTR Mil-Spec Black Buttstock For AR15/M16 (MAG310)

Magpul MAGPUL CTR Mil-Spec Black Buttstock For AR15/M16 (MAG310)
Buy Now

Magpul

Overview

The MAGPUL CTR Mil-Spec Black Buttstock For AR15/M16 (MAG310) is a stock & brace. Compare prices from multiple merchants and find the best deal.

Specifications

MPNMAG310
ColorBlack
Stock TypeCollapsible
Tube SpecMil-Spec
MaterialPolymer

Available Merchants(2)

Prices checked

Price Alert

Log in to set a price alert on this product.

Magpul logo
Magpul
Free shipping over $75
Shipping Speed
In Stock
$70
Buy Now
GritR Sports logo
GritR Sports
Shipping varies
Shipping Speed
In Stock
$55
Buy Now

September 2026 on GunPartPicker

MAGPUL CTR Mil-Spec Black Buttstock For AR15/M16 (MAG310) ranked #53 of the 199 stocks and braces builders added on GunPartPicker in September 2026. Builders have been adding it to their builds on GunPartPicker since June 2026. All time, it ranks #93 of the 450 stocks and braces builders have added.

Availability is good: it was in stock at one retailer or another nearly every day in September 2026, and today both retailers we track have it in stock. Prices barely moved in September 2026, holding around $54.99, so there haven't been real sales lately. Buying today, the lowest price is $54.99 at GritR Sports, which matches the best price we saw in September.

Trending stocks and braces →

Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 30+ retailers

Not sure which stock & brace to pick?

We ranked every stock & brace by how often it shows up in real builds on GunPartPicker.

Read the guide: AR-15 Stock Popularity Report →

Check it against the live catalog:

Frequently Built With

The part most often added in each category by the builds that include this one

Magpul MOE K2 Grip Polymer Gray

Magpul MOE K2 Grip Polymer Gray

Pistol Grip$15in 40% of them
Radian Raptor Slim Line Ambidextrous AR-15 Charging Handle - Black

Radian Raptor Slim Line Ambidextrous AR-15 Charging Handle - Black

Charging Handle$95in 40% of them
Bravo Company M16 Bolt Carrier Group Black

Bravo Company M16 Bolt Carrier Group Black

Bolt Carrier Group$199in 40% of them
Bravo Company Manufacturing 16" 5.56 NATO 1:7 Enhanced Light Weight Barreled AR-15 Upper - 15" M-LOK MCMR Rail

Bravo Company Manufacturing 16" 5.56 NATO 1:7 Enhanced Light Weight Barreled AR-15 Upper - 15" M-LOK MCMR Rail

Upper Receiver$881in 20% of them
Aero Precision Stripped M4E1 AR-15 Lower Receiver - Special Edition - Freedom

Aero Precision Stripped M4E1 AR-15 Lower Receiver - Special Edition - Freedom

Lower Receiver$155 · out of stockin 20% of them
Magpul MBUS PRO AR-15 Iron Sight Front Flip Up - MAG275

Magpul MBUS PRO AR-15 Iron Sight Front Flip Up - MAG275

Iron Sights$70in 40% of them

Build Configuration Breakdown

Aggregated and anonymized data showing how builders use this product

Platform

88.2%
AR-1588.2%
AR-109.5%
AR-92.3%

Caliber

73.3%
5.56 NATO73.3%
.223 Wylde8.7%
300 Blackout7.9%
.308 Win3.9%
9mm1.4%
Other4.9%

Gas System

51.7%
Mid-Length51.7%
Carbine27.5%
Rifle10.7%
Pistol9.3%
Blowback0.6%
Other0.3%

Review this product

Share your thoughts with other customers

Be the first to review

No reviews yet. Be the first to review this product!