Home / Magazines / Promag / ProMag AR-15 Magazine 223 Remington, 5.56x45mm, 300 AAC Blackout 42-Round Polymer Black

▼ 22% below avg

ProMag AR-15 Magazine 223 Remington, 5.56x45mm, 300 AAC Blackout 42-Round Polymer Black

ProMag AR-15 Magazine 223 Remington, 5.56x45mm, 300 AAC Blackout 42-Round Polymer Black

Lowest Listed Price

$11.81

MSRP

$19.99

Savings

41% off

Retailers Reporting In Stock

15 Stores

Updated

Sep 8, 2026

Compare Deals from 22 Retailers

Sorted by lowest price

Page 1 of 3

42 - Round Capacity

Easy Loading

Heat-Treated Chrome Silicon Wire Spring

Manufactured & Assembled in the U.S.A.

Rugged Construction

Specifications

Caliber

Brand

Model

Series

Polymer

MPN

COLA16B

UPC

708279012679

Description

These ProMag magazine bodies and followers are injection molded from strong, lightweight polymer. The springs are precision wound using heat-treated chrome silicon wire. The result is quality, consistency, durability and reliability. FeaturesMagazine body constructed of a proprietary DuPont Zytel based polymerInjection molded magazine followerMagazine spring formed from heat treated chrome silicon wire

Similar Products

ProMag AK-47, WASR-3 Magazine 223 Remington, 5.56x45mm 30-Round Polymer Black - Promag

ProMag AK-47, WASR-3 Magazine 223 Remington, 5.56x45mm 30-Round Polymer Black

● In Stock

Pro Mag Industries Colt AR-15 Magazine 5.56 / .223 5-Rounds - Promag

Pro Mag Industries Colt AR-15 Magazine 5.56 / .223 5-Rounds

● In Stock

ProMag RollerMag AR-15 Magazine 223 Remington, 5.56x45mm, 300 AAC Blackout 10-Round Polymer Black - Promag

ProMag RollerMag AR-15 Magazine 223 Remington, 5.56x45mm, 300 AAC Blackout 10-Round Polymer Black

● In Stock

Pro Mag Industries Colt AR15 Magazine 5.56 / .223 10-Rounds - Promag

Pro Mag Industries Colt AR15 Magazine 5.56 / .223 10-Rounds

● In Stock

ProMag AK-223 Magazine 223 Remington, 5.56x45mm 30-Round Steel Lined Polymer Black - Promag

ProMag AK-223 Magazine 223 Remington, 5.56x45mm 30-Round Steel Lined Polymer Black

● In Stock

ProMag Magazine Ruger Mini-14 223 Remington 42-Round Polymer Flat Dark Earth - Promag

ProMag Magazine Ruger Mini-14 223 Remington 42-Round Polymer Flat Dark Earth

● In Stock

ProMag AR-15 Magazine 223 Remington 30-Round Steel Blue - Promag

ProMag AR-15 Magazine 223 Remington 30-Round Steel Blue

● In Stock

Ammunition

Federal American Eagle 223 Remington Ammo 62 Grain Full Metal Jacket Box of 20 - Federal

Federal American Eagle 223 Remington Ammo 62 Grain Full Metal Jacket Box of 20

● In Stock

Federal American Eagle 223 Remington Ammo 55 Grain Full Metal Jacket Box of 20 - Federal

Federal American Eagle 223 Remington Ammo 55 Grain Full Metal Jacket Box of 20

● In Stock

Frontier Cartridge Military Grade 223 Remington Ammo 55 Grain Hornady Match Jacketed Hollow Point Box of 20 - Frontier Cartridge

Frontier Cartridge

Frontier Cartridge Military Grade 223 Remington Ammo 55 Grain Hornady Match Jacketed Hollow Point Box of 20

● In Stock

Frontier Cartridge Military Grade 223 Remington Ammo 68 Grain Hornady Match Jacketed Hollow Point Box of 20 - Frontier Cartridge

Frontier Cartridge

Frontier Cartridge Military Grade 223 Remington Ammo 68 Grain Hornady Match Jacketed Hollow Point Box of 20

● Availability Unknown

Hornady Black 223 Remington Ammo 62 Grain Full Metal Jacket Box of 20 - Hornady

Hornady Black 223 Remington Ammo 62 Grain Full Metal Jacket Box of 20

● In Stock

Frontier Cartridge Military Grade 223 Remington Ammo 55 Grain Full Metal Jacket Box of 20 - Frontier Cartridge

Frontier Cartridge

Frontier Cartridge Military Grade 223 Remington Ammo 55 Grain Full Metal Jacket Box of 20

● In Stock

Armscor USA .223 Rem 62GR FMJ 20Rds - Armscor

Armscor USA .223 Rem 62GR FMJ 20Rds

● Out of Stock

Related Searches

Promag deals Magazines Standard prices Polymer series 223 Remington products