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Maxim Defense Guns for Sale

Founded: 2013

HQ: United States

Maxim Defense Industries, LLC is a United States manufacturer founded in 2013 by Michael G. Windfeldt. The company is known for ultra-compact AR-platform personal defense weapons and its CQB/SCW PDW stock and pistol brace systems engineered for confined-space performance.

Popular Maxim Defense Models for Sale

Popular Maxim Defense Platforms

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Recently Sold

Maxim Defense PDX 7.62x39 PDW AR-15 AR15 BRACE Arid Tan +2 MAGS, ORIG BOX
Sold On 08/03/2026

Maxim Defense PDX 7.62x39 PDW AR-15 AR15 BRACE Arid Tan +2 MAGS, ORIG BOX

Similar Daniel Defense MK18 LWRC IC-PSD

Maxim Defense PDX 7.62x39 AR-15 AR15 5.5" PDW +ORIG BOX
Sold On 05/06/2026

Maxim Defense PDX 7.62x39 AR-15 AR15 5.5" PDW +ORIG BOX

Maxim Defense PDX 7.62 AR-15 AR15 PDW 762

Maxim Defense PDX Pistol 5.56 NATO AR-15 AR15 5.5" M-Lok SCW BRACE ORIG BOX
Sold On 04/29/2026

Maxim Defense PDX Pistol 5.56 NATO AR-15 AR15 5.5" M-Lok SCW BRACE ORIG BOX

MD PDX Pistol AR-15 AR15 HATEBRAKE, RAPTOR-LT

Maxim Defense PDX 7.62x39 SBR MDX AR-15 AR15 5.5" PDW & CQB
Sold On 04/03/2026

Maxim Defense PDX 7.62x39 SBR MDX AR-15 AR15 5.5" PDW & CQB

Maxim Defense MDX PDX-505 SCW Collapsing Stock

Maxim Defense MDX 505 300 Blackout AR-15 AR15 5.5" FDE PDW Pistol
Sold On 03/11/2026

Maxim Defense MDX 505 300 Blackout AR-15 AR15 5.5" FDE PDW Pistol

Maxim Defense MDX 505 300-BLK-AAC AR-15 AR15

Maxim Defense MDX 223 Wylde AR-15 AR15 16 Stainless +OPTIC
Sold On 01/05/2026

Maxim Defense MDX 223 Wylde AR-15 AR15 16 Stainless +OPTIC

Maxim MDX 223-Wylde AR-15 AR15 PDW Stock M-LOK

Maxim Defense PDX 5.56 NATO AR-15 AR15 5.5" Arid PDW +2 MAGS & ORIG BOX
Sold On 01/02/2026

Maxim Defense PDX 5.56 NATO AR-15 AR15 5.5" Arid PDW +2 MAGS & ORIG BOX

Maxim Defense PDX AR-15 AR15 556 Tactical Duty CQB

Maxim Defense MDX 300 Blackout AR-15 AR15 5.5" FDE PDW CQB M-LOK Radian
Sold On 12/29/2025

Maxim Defense MDX 300 Blackout AR-15 AR15 5.5" FDE PDW CQB M-LOK Radian

Maxim Defense MDX 300-BLK-AAC AR-15 AR15 Lancer

Maxim Defense PDX 5.56 NATO AR-15 AR15 AR MDX 5.5" Maxim-Defense-PDX +BOX
Sold On 05/19/2025

Maxim Defense PDX 5.56 NATO AR-15 AR15 AR MDX 5.5" Maxim-Defense-PDX +BOX

Maxim Defense PDX AR-15 AR15 AR Maxim Defense-PDX

Maxim Defense PDX 300 Blackout AR-15 AR15 AR MDX 5.5" Maxim-Defense-PDX
Sold On 04/04/2025

Maxim Defense PDX 300 Blackout AR-15 AR15 AR MDX 5.5" Maxim-Defense-PDX

Maxim Defense PDX AR-15 AR15 AR Maxim Defense-PDX

Maxim Defense PDX 5.56 NATO AR-15 AR15 AR Maxim-Defense-PDX AR-15-AR15 AR
Sold On 01/17/2025

Maxim Defense PDX 5.56 NATO AR-15 AR15 AR Maxim-Defense-PDX AR-15-AR15 AR

Maxim Defense PDX AR-15 AR15 AR Maxim Defense-PDX

Maxim Defense PDX 300 Blackout AR-15 AR15 AR PDW 5.5" Arid Desert PDX MDX
Sold On 12/23/2024

Maxim Defense PDX 300 Blackout AR-15 AR15 AR PDW 5.5" Arid Desert PDX MDX

Maxim Defense PDX AR-15 AR15 AR Maxim Defense-PDX

Maxim Defense PDX 7.62x39 PDW Pistol AR-15 AR15 AR Maxim-PDX AR-15 ORG BOX
Sold On 11/08/2024

Maxim Defense PDX 7.62x39 PDW Pistol AR-15 AR15 AR Maxim-PDX AR-15 ORG BOX

Maxim Defense PDX AR-15 AR15 AR PDW Maxim-Defense

Maxim Defense MD:15 300 Blackout AR-15 AR15 AR 8.5" MD:15 MD15 +ORIG BOX
Sold On 08/23/2024

Maxim Defense MD:15 300 Blackout AR-15 AR15 AR 8.5" MD:15 MD15 +ORIG BOX

Maxim Defense MD:15 Maxim Defense-MD:15 MD15

Maxim Defense PDX 5.56 NATO AR-15 AR15 AR 5.5" Tan PDX +2 MAGS & ORIG BOX
Sold On 06/21/2024

Maxim Defense PDX 5.56 NATO AR-15 AR15 AR 5.5" Tan PDX +2 MAGS & ORIG BOX

Maxim Defense PDX AR-15 AR15 AR Maxim Defense-PDX

NEW Maxim Defense MD-15 PDW 7.62x39 28+1 SBR Maxim MD-15 Defense PDW 3MAGS
Sold On 08/18/2023

NEW Maxim Defense MD-15 PDW 7.62x39 28+1 SBR Maxim MD-15 Defense PDW 3MAGS

Maxim Defense MD-15 PDW

Maxim Defense PDW MDX 300 Blackout 5.5" Bronze AR Pistol Maxim PDW 300 AAC
Sold On 06/12/2023

Maxim Defense PDW MDX 300 Blackout 5.5" Bronze AR Pistol Maxim PDW 300 AAC

Maxim Defense MDX

Maxim Defense AR PDX Pistol 7.62x39 Maxim 762 x 39 AR15 Pistol PDX AR-15
Sold On 06/01/2023

Maxim Defense AR PDX Pistol 7.62x39 Maxim 762 x 39 AR15 Pistol PDX AR-15

Maxim Defense PDX Pistol

All Maxim Defense models

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