Maxim Defense MD9 CQB 9mm 5.5in Urban Grey
The Maxim Defense MD9 CQB 9mm 5.5in Urban Grey is a 9mm pistol caliber carbines from Maxim Defense. It is available from 3 vendors at $1975.5 to $2067.99.

Product Information
Name: Maxim Defense MD9 CQB 9mm 5.5in Urban Grey
Brand: Maxim Defense
Category: Pistol Caliber Carbines
Caliber: 9mm
Barrel Length: 5.5"
UPC: 680017481629
SKU: UCByGi3FF
Description
The Maxim Defense MD9 CQB is a 9mm semi-automatic pistol-caliber platform with a 5.5-inch barrel and a 28-round capacity. It has an Urban Grey finish and polymer grips. The item number is MXM-48162.
Key Specifications
- Brand: Maxim Defense
- Model: MD9 CQB
- Caliber: 9mm
- Action: Semi Auto
- Capacity: 28 rounds
- Barrel Length: 5.5 inches
- Color/Finish: Urban Grey
Detailed Features
- 5.5-inch barrel in a compact CQB configuration
- 28-round capacity
- Polymer grips
- Urban Grey finish
- Compact pistol-format build designed for close-quarters use
Complete Specifications
| Caliber | 9mm |
| Model | MD9 CQB |
| Barrel length | 5.5" |
| Action | Semi Auto |
| Color | Urban Grey |
Frequently Asked Questions
What caliber is the MD9 CQB?
The Maxim Defense MD9 CQB is chambered in 9mm.
Who makes the MD9 CQB?
The MD9 CQB is made by Maxim Defense.
What is the barrel length of the MD9 CQB?
The MD9 CQB has a 5.5-inch barrel.
How many rounds does the MD9 CQB hold?
It has a 28-round capacity.
What type of firearm is the MD9 CQB?
The MD9 CQB is a 9mm semi-automatic pistol-caliber platform in a compact CQB configuration with polymer grips and an Urban Grey finish.
Where can I buy the MD9 CQB?
Compare current vendor offers on this page.
Customers Say
AI-generated insights derived from customer reviews and discussions on popular gun-enthusiast forums.
Owners of the Maxim Defense MD9 CQB note the platform's compact form factor as its defining trait, and the 9mm chambering keeps operating costs reasonable for a short-barreled design. The Urban Grey finish is considered understated, and the 28-round capacity is a practical benefit for a pistol-class firearm.
The MD9 attracts users who want a tight, maneuverable 9mm build. Opinions on the polymer grips are mixed: some find them comfortable and grippy, while others swap them out for aftermarket alternatives. The CQB designation accurately describes the platform's intended use envelope.
At its price point, the MD9 is seen as a premium option in the pistol-caliber space. Buyers who prioritize compactness over barrel length view the trade-off favorably; those expecting carbine-style handling often find the platform requires adjustment.
Where to Buy - 3 Offers Available
Price Range: $1975.5 - $2067.99
| Vendor | Price | Condition | Link |
|---|---|---|---|
| Classicfirearms Com | $1975.5 | New | Buy Now |
| Buds Gun Shop | $1975.5 | New | Buy Now |
| Guns Com | $2067.99 | New | Buy Now |




















