CMMGMagazinesValue Tier

CMMG Mk4/AR15 Gen 2 9 ARC 33-Round Magazine

Factory 33-round 9 ARC conversion magazine for CMMG 9mm RDB upper groups on standard AR-15/Mk4 lowers.

Price: $39
Weight: 4.5 oz
Brand: CMMG
Category: Magazines

CMMG Mk4/AR15 Gen 2 9 ARC 33-Round Magazine

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Featured in

Best AR-9 Accessories & Upgrades 2026

guide · gear · 13 min read

Features

•33 rounds
•9mm
•Mk4/AR15 Gen 2
•9 ARC conversion magazine
•Factory CMMG

Capability Boosts

Reliability+1

Recommended For

Home Defense

Duty/Patrol

duty

Outdoor Defense

first pistol

new shooters

+11 more

Where to Buy

Compare current prices and availability from retailers we work with.

RetailerPriceAvailabilityUpdatedShop

Optics Planet

CMMG Mk4/Ar15 Gen 2 9mm 33 Round Pistol Magazine

$38.99

Unknown

9h ago

View offer

Price History

90-day low $38.99

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Compatible Platforms

Custom

Custom AR-9 (Build From Scratch)

Compatibility Tags

family: pccmag-type: cmmg-arccaliber: 9mmar9-system: cmmg-rdb

Build Your Custom Configuration

Add the CMMG Mk4/AR15 Gen 2 9 ARC 33-Round Magazine to your build and see how it enhances your platform.