Maxim Defense
Maxim Defense, founded in 2014 and headquartered in St. Cloud, Minnesota, has rapidly evolved from an AR-15 stock specialist into a global developer of advanced firearms, suppressors, and related accessories. Initially gaining recognition at SHOT Show 2016 with its universal CQB-style stocks and stabilization braces, the company launched its first firearm platform, the PDX personal defense weapon, in 2019 — ultimately earning “Best of SHOT” honors from Recoil magazine. Maxim Defense’s signature PDX-SBR packs a 5.5‑inch barrel into a compact 18.75″ platform, built with military-grade materials like titanium, stainless steel, and high-grade aluminum. Patented features include the SCW stock system, HATEBRAKE muzzle booster, and modular M-RAX/M-Slot handguards — delivering exceptional ergonomics and performance in tight environments. The PDX:SD variant integrates a suppressor‑tuned DSX model featuring Maxim’s proprietary M-Kore technology, reducing gas blowback and noise while maintaining reliability. Beyond PDWs, Maxim Defense now offers a full product suite—including MD-series rifles (MD:9, MD:10L, MD:11, MD:15L), MDX, and SDX platforms—alongside stocks, suppressors, buffer systems, muzzle devices, and ammo accessories. The company’s suppressor lineup, especially the lightweight PRS model and MSX/MS-series, is gaining rapid popularity among hunters and tactical professionals. Committed to R&D, Maxim focuses on delivering purpose-built tools for military, law enforcement, and civilian markets—balancing innovation, industrial design, and field-tested durability.
Maxim Defense PDX
Explore submodels:
View products:
from $1,615.50
UPC:
680017478292
MPN:
MXM-47829
Caliber:
300 BLK
Finish:
Black
Capacity:
-
from $1,841.30
UPC:
680017478230
MPN:
MXM47823
Caliber:
300 BLK
Finish:
Black
Capacity:
20Rd
from $1,861.76
UPC:
680017478025
MPN:
MXM47802
Caliber:
223/5.56
Capacity:
20.0000
from $1,881.99
UPC:
680017478032
MPN:
MXM47803
Caliber:
223/5.56
Capacity:
20.0000
from $1,881.99
UPC:
680017478223
MPN:
MXM47822
Caliber:
300 BLK
Finish:
Flat Dark Earth
Capacity:
20Rd
from $1,908.52
UPC:
680017508418
MPN:
MXM-50841
Caliber:
223/5.56
Finish:
Anodized
Capacity:
30Rd
from $1,926.91
UPC:
680017508012
MPN:
MXM-50801
Caliber:
7.62x39mm
Finish:
Anodized
Capacity:
20Rd
from $1,926.91
UPC:
680017508036
MPN:
MXM-50803
Caliber:
223/5.56
Finish:
Anodized
Capacity:
30Rd
from $1,926.91
UPC:
680017508401
MPN:
MXM-50840
Caliber:
7.62x39mm
Finish:
Anodized
Capacity:
20Rd
from $1,946.99
UPC:
680017478001
MPN:
MXM47800
Caliber:
7.62x39mm
Capacity:
20.0000
See more "Maxim Defense PDX" products
Maxim Defense PDX
UPC:
680017478018
MPN:
MXM47801
Caliber:
7.62x39mm
Capacity:
20.0000
Full specification
Maxim Defense MD15L
View products:
from $1,119.00
UPC:
680017497354
MPN:
MXM-49735
Caliber:
223/5.56
Finish:
Anodized, Flat Dark Earth
Capacity:
30
from $1,218.99
UPC:
680017514846
MPN:
MXM-WDI-24
Caliber:
223/5.56
Finish:
Nitride / Type III Anodizing, Sniper Grey
Capacity:
30
from $1,243.48
UPC:
680017497347
MPN:
MXM-49734
Caliber:
223/5.56
Finish:
Anodized, Gray
Capacity:
30
from $1,243.48
UPC:
680017497378
MPN:
MXM-49737
Caliber:
223/5.56
Finish:
Anodized, Black
Capacity:
30
from $1,449.99
UPC:
680017497361
MPN:
MXM-49736
Caliber:
223/5.56
Finish:
Bazooka Green
Capacity:
30
from $1,449.99
UPC:
680017514815
MPN:
MXM-51481
Caliber:
223/5.56
Finish:
FDE
Capacity:
30
from $1,463.11
UPC:
680017490508
MPN:
MXM-49050
Caliber:
6mm ARC
Finish:
Black Cerakote colored finish over Type III hard coat anodize
Capacity:
10
from $1,463.11
UPC:
680017490515
MPN:
MXM-49051
Caliber:
6mm ARC
Finish:
Sniper Grey Cerakote colored finish over Type III hard coat ano
Capacity:
10
from $1,463.11
UPC:
680017490522
MPN:
MXM-49052
Caliber:
6mm ARC
Finish:
FDE
Capacity:
10
from $1,463.11
UPC:
680017490539
MPN:
MXM-49053
Caliber:
6mm ARC
Finish:
Sniper Grey Cerakote colored finish over Type III hard coat ano
Capacity:
10
Maxim Defense MD10L
View products:
from $1,540.76
UPC:
680017496838
MPN:
MXM49683
Caliber:
308 Win
Capacity:
20
from $1,540.76
UPC:
680017496852
MPN:
MXM49685
Caliber:
308 Win
Capacity:
20
from $1,556.99
UPC:
680017496821
MPN:
MXM49682
Caliber:
308 Win
Finish:
Sniper Gray Cerakote
Capacity:
20
from $1,556.99
UPC:
680017496845
MPN:
MXM49684
Caliber:
308 Win
Finish:
Bazooka Green
Capacity:
20
from $1,582.23
UPC:
680017496890
MPN:
MXM49689
Caliber:
6.5 Creedmoor
Finish:
Sniper Grey
Capacity:
20
from $1,582.23
UPC:
680017496906
MPN:
MXM49690
Caliber:
6.5 Creedmoor
Finish:
FDE
Capacity:
20+1
Maxim Defense MD9 Carbine
View products:
from $1,550.00
UPC:
680017514839
MPN:
MXM-51483
Caliber:
9mm
Finish:
Arid Finish
Capacity:
27
from $1,699.99
UPC:
680017482039
MPN:
MXM-48203
Caliber:
9mm
Finish:
Arid
Capacity:
33 + 1
from $1,700.99
UPC:
680017482022
MPN:
MXM-48202
Caliber:
9mm
Finish:
Black Cerakote
Capacity:
33
from $2,180.99
UPC:
680017482046
MPN:
MXM-48204
Caliber:
10 Gauge
Finish:
Urban Gray
Capacity:
33
Maxim Defense MDX
View products:
from $1,802.52
from $1,903.61
UPC:
680017481186
MPN:
MXM-48118
Caliber:
223/5.56
Capacity:
20Rd
from $1,903.61
UPC:
680017479626
MPN:
MXM-47962
Caliber:
223/5.56
Capacity:
20Rd
from $1,903.61
UPC:
680017480025
MPN:
MXM-48002
Caliber:
7.62x39mm
Capacity:
20Rd
from $1,903.61
UPC:
680017480032
MPN:
MXM-48003
Caliber:
7.62x39mm
Capacity:
20Rd
from $2,090.20
UPC:
680017479435
MPN:
MXM-47943
Caliber:
7.62x39mm
Capacity:
28+1
from $2,090.20
UPC:
680017481193
Caliber:
300 BLK
Finish:
Urban Grey
Capacity:
30
from $2,182.04
UPC:
680017479855
MPN:
MXM-47985
Caliber:
300 BLK
Capacity:
30
Other models
from $1,045.93
UPC:
680017480189
MPN:
MXM-48018
Caliber:
22 LR
Capacity:
10+1
Barrel Length:
5.9"
from $1,540.99
UPC:
680017483524
MPN:
MXM-48352
Caliber:
22 LR
Capacity:
10 rounds
Barrel Length:
5.9"
from $1,615.50
UPC:
680017478155
MPN:
MXM-47815
Caliber:
7.62x39mm
Barrel Length:
5.5"
from $1,615.50
UPC:
680017478285
MPN:
MXM-47828
Caliber:
300 BLK
Barrel Length:
5.5"
from $1,624.53
UPC:
680017481742
MPN:
MXM48174
Caliber:
9mm
Capacity:
-
Barrel Length:
5.50"
from $1,637.90
UPC:
680017481629
MPN:
MXM48162
Caliber:
9mm
Capacity:
27Rd
Barrel Length:
5.80"
from $1,975.50
UPC:
680017481612
MPN:
MXM-48161
Caliber:
9mm
Capacity:
27
Barrel Length:
5.80"
from $1,993.99
UPC:
680017481728
MPN:
MXM48172
Caliber:
9mm
Capacity:
-
Barrel Length:
5.50"
from $2,299.99
UPC:
680017479237
Caliber:
300 BLK
Capacity:
20Rd
Barrel Length:
8.75"
from $2,299.99
UPC:
680017481018
MPN:
MXM48101
Caliber:
300 BLK
Capacity:
20Rd
Barrel Length:
8.75"
from $2,425.50
UPC:
680017479220
MPN:
MXMX47922
Caliber:
300 BLK
Capacity:
20Rd
Barrel Length:
8.75"
from $3,505.99
UPC:
680017487256
MPN:
MXM-48725
Caliber:
-
Capacity:
-
Barrel Length:
-
Other products
from $267.31
UPC:
680017480370
MPN:
MXM-48037
Color:
Black
Gun Type:
Pistol
Length:
4.5″ closed; 5.75 1st position; 6.9 2nd position; 8.13 3rd position; 9.28 fully extended
from $324.36
UPC:
680017483517
MPN:
MXM-48351
Caliber:
22 Cal Rimfire
Diameter:
1
Material:
Aluminum
from $446.89
UPC:
680017497521
MPN:
MXM-49752
Caliber:
5.7x28mm
Design:
MonoKore
Construction:
Military-Grade Materials
from $556.06
UPC:
680017482091
MPN:
MXM-48209
Caliber:
.30 Caliber
Model:
PRS-30
Material:
7075 Aluminum with Grade 5 Titanium Thread Insert
from $596.42
UPC:
680017483609
MPN:
MXM-48360
Caliber:
6.5 Creedmoor
Model:
PRS-D
Material:
Grade 5 Titanium
from $704.84
UPC:
680017482176
MPN:
MXM-48217
Caliber:
9mm
Model:
MS-9
Core Material:
17-4 Stainless Steel
from $704.84
UPC:
680017482169
MPN:
MXM-48216
Caliber:
45 Caliber
Material:
17-4 Stainless Steel Core / 7075 Aluminum Tube
Finish:
DLC
from $802.22
UPC:
680017480646
MPN:
MXM48064
Caliber:
5.56 NATO
Model:
DS-K D
Material:
Titanium / Stainless Steel
from $829.00
UPC:
680017482121
MPN:
MXM-48212
Caliber:
338 Caliber
Model:
PRS-338
Material:
7075 Aluminum with Grade 5 Titanium Thread Insert
from $896.97
UPC:
680017483753
MPN:
MXM48375
Caliber:
30 Cal
Model:
DS-D
Material:
Titanium
from $896.97
UPC:
680017483722
MPN:
MXM48372
Caliber:
5.56
Model:
DS-D
Material:
Titanium
from $954.55
UPC:
680017496982
MPN:
MXM-49698
Caliber:
5.56 NATO
Construction:
Stainless Steel and Titanium
Finish:
Black Cerakote
User posted deals for Maxim Defense
(60 deals found)
Filter
12 months ago
The DS Series is closely related to the DSX. Tough as hell, extremely quiet, and quite possibly the most enjoyable shooting experience you’ve had thanks to the M-Kore Technology. The DS is what we recommend when you’re not running anything below a 10.3” barrel, no matter what torture you put it through.
Plus, it’s rated for full-auto shooting. The main differences from the DSX are the absence of the secondary tube retention ring and the use of Grade 9 titanium on the tube instead of Grade 5. Grade 5 titanium is much more expensive, and it simply isn’t needed in the DS series.
- UPC: 680017480820
- MPN: MXM-48082
12 months ago
$1,199.99
Maxim Defense MD15L 5.56mm AR-15 FDE Rifle with Vortex Crossfire Red Dot Optic
UPC 680017514815
Action SEMI AUTOMATIC
Barrel Length 16 BARREL
Caliber 5.56X45MM NATO
Capacity 30 ROUNDS
Finish FLAT DARK EARTH/BLACK
- UPC: 680017514815
- MPN: MXM-51481
- Model: Maxim Defense MD15L
13 months ago
,
by Dealer
Introducing our latest innovation in firearm technology – the Roller Delayed blowback system (RDB). Our new RDB system is designed to convert your straight blowback AR-9 into a highly efficient and reliable roller-delayed system, providing unparalleled performance and accuracy.
One of the main benefits of the RDB system is its ability to install on Most Mil-Spec AR-15/AR-9 easily. The Carbin Length RDB system replaces the buffer and spring of your AR-9, making it simple and easy to install.
- UPC: 680017478391
- MPN: MXM-47839
16 months ago
Introducing our latest innovation in firearm technology – the Roller Delayed blowback system (RDB). Our new RDB system is designed to convert your straight blowback AR-9 into a highly efficient and reliable roller-delayed system, providing unparalleled performance and accuracy.
One of the main benefits of the RDB system is its ability to install on Most Mil-Spec AR-15/AR-9 easily. The Carbin Length RDB system replaces the buffer and spring of your AR-9, making it simple and easy to install.
- UPC: 680017478391
- MPN: MXM-47839
17 months ago
When you’re looking for Maxim Defense ingenuity in a new standard AR-9, the MD-9 is your answer. The MD-9 was engineered to fit the growing demand for cutting-edge AR9-style rifles for today’s Military and commercial market.
Every MDX features our free-floating barrel with our custom handguard for increased comfort and versatility. These handguards provide a monolithic-like upper receiver platform and M-Slot compatibility.
FUNCTIONS
Receives all Glock 9mm pattern magazines, G19 and longer.
MIL-SPEC+ coatings and materials.
Fully and easily serviceable.
- UPC: 680017481612
- MPN: MXM-48161
17 months ago
Born from the SOCOM PDW solicitation, the NEW Maxim Defense PDX 300 Blackout is designed to handle the fierce demands of the Tier 1 community. The PDX™ dominates close quarter encounters and achieves maximum energy on target. At just 18.75” in overall length, the PDX™ delivers groundbreaking power and performance in a subcompact platform.
- UPC: 680017478230
- MPN: MXM-47823
- Model: Maxim Defense PDX
18 months ago
Item Number: 254995
MPN#: 48055
MXM-48055
The DS Series is closely related to the DSX, offering toughness, extreme quietness, and an unmatched shooting experience thanks to M-Kore Technology. Ideal for use with barrels 10.3” and longer, the DS Series can withstand any punishment. Rated for full-auto shooting, it’s built to handle the heat.
The main differences from the DSX are the absence of the secondary tube retention ring and the use of Grade 9 titanium instead of the more expensive Grade 5.
Why pay extra for Grade 5 when Grade 9 delivers outstanding performance?
- UPC: 680017480554
- MPN: 48055
18 months ago
When you’re looking for Maxim Defense ingenuity in a standard AR-15 package, the MD-15 is your answer. The MD-15 was engineered to fit the growing demand for reliable, accurate and affordable AR15 style rifles for today’s Law Enforcement Patrol Officers.
For increased comfort and versatility, every MD-15 features our free-floating Slimline handguard. These handguards provide a monolithic-like upper receiver platform and M-Slot compatibility.
Features:
A2 flash hider.
M-Rax and M-Slot compatible handguard.
Military grade materials.
ALG combat trigger.
- UPC: 680017487102
- MPN: MXM-48710
19 months ago
Most popular accessories & related items... Description Reviews (0) Q & A The PDX redefined compact firepower in terms of size, durability, and accuracy. The next size up in the MDX family is the 508. With the same heart and soul of the proven PDX, the 508 features an 8.5” barrel, ideal for when maximum concealment and compactness are important, but not as crucial. The 8.5” barrel delivers higher velocities while the SCW stock or brace plays a key role in the compact size.
- UPC: 680017479435
- MPN: MXM-47943
- Model: Maxim Defense MDX
19 months ago
When you’re looking for Maxim Defense ingenuity in a standard AR-15 package, the MD-15 is your answer. The MD-15 was engineered to fit the growing demand for reliable, accurate and affordable AR15 style rifles for today’s Law Enforcement Patrol Officers.
For increased comfort and versatility, every MD-15 features our free-floating Slimline handguard. These handguards provide a monolithic-like upper receiver platform and M-Slot compatibility.
Features:
A2 flash hider.
M-Rax and M-Slot compatible handguard.
Military grade materials.
ALG combat trigger.
- UPC: 680017487096
- MPN: MXM-48709
20 months ago
The Maxim Defense MD-11 chambered in 308 Winchester is an excellent addition to your firearm collection. Rest assured the Maxim will be both reliable and accurate.
FEATURES
A2 style Flash Hider.
Military grade materials.
18” Proof Research Stainless-steel barrel.
Geissele SSA-E trigger.
Ambidextrous charging handle, selector, and magazine release.
B5 Sop-Mod carbine length stock.
Fully floated barrel.
SPECIFICATIONS
Model MD11
Action Direct Impingement
Caliber 308 Winchester
Overall Length (in inches) 37”
Barrel Length (in inches) 18”
- UPC: 008001748725
- MPN: MXM-48725
21 months ago
Maxim Defense Industries MD11 Features The MD11 is equipped with an A2 style flash hider, minimizing muzzle flash and aiding in shooter concealment and accuracy. A key feature of this rifle is the Geissele SSA-E trigger, known for its crisp, clean pull, contributing to improved shooting precision. This rifle is designed with ambidextrous controls, including the charging handle, selector, and magazine release, making it user-friendly for both left and right-handed shooters.
- UPC: 680017487232
- MPN: MXM-48723
22 months ago
SKU: MXM-48733 UPC: 680017487331 Model: MD11
Buy the Maxim Defense MD11 Rifle in 6.5 Creedmoor at BattleHawk Armory!
Introducing the Maxim Defense MD11:1118 6.5 Creedmoor Rifle, a formidable addition to the world of AR-10 firearms. Crafted with precision and expertise, this rifle embodies the pinnacle of Maxim Defense's innovation and engineering.
- UPC: 680017487331
- MPN: MXM-48733
23 months ago
SKU 51655126113
Model Number 51655126113
UPC 51655126113
DETAILS
Type: Standard
Series/Collection: CQB PDW
Material: 7075 Aluminum Alloy
Color: Black
For Use With: AR-15 Style Pistol
Compatible with standard Carbine Buffer Spring & Buffer
*This item ships in OEM packaging.
FEATURES
- UPC: 051655126113
- MPN: 51655126113
24 months ago
When you’re looking for Maxim Defense ingenuity in a standard AR-15 package, the MD-15 is your answer. The MD-15 was engineered to fit the growing demand for reliable, accurate and affordable AR15 style rifles for today’s Law Enforcement Patrol Officers.
Manufacturer : Maxim
Model : MD15
UPC : 680017514983
SKU : MXM-WDI-23
- UPC: 680017514983
- MPN: MXM-WDI-23
25 months ago
$1,769.99
The MDX-510's 10.3” barrel length epitomizes comfort and compactness, making it a go-to choice for close-quarters combat. Engineered and tested to meet the rigorous demands of Tier 1 operatives, the MDX series boasts the right blend of upgrades, features, and technology to ensure reliability and performance in any scenario.
Equipped with Maxim’s innovative HATEBRAKE muzzle booster, this pistol significantly reduces recoil, minimizes flash signature, and redirects gasses and concussion waves downrange, enhancing overall performance in short-barrel configurations.
- UPC: 680017480025
- MPN: MXM-48002
- Model: Maxim Defense MDX
25 months ago
Maxim Defense Industries SBA Brass .300 Blackout 115-Gr. 20 Rnds Solid Copper - $24.99 (Add To Cart)
$1.25 ppr
$24.99
Maxim Defense Industries SBA Short Barrel Ammunition, 300 Blackout, 115 Grain, Solid Copper Bullet, TUI (Tumble Upon Impact) Design, 20 Round Box MXM-49004
Manufacturer Maxim
Model SBA Short Barrel Ammunition
UPC 680017490041
SKU MXM-49004
Width 2.5000
Length 5.0000
Height 1.2500
Weight 0.7500
Caliber 300 Blackout
Rounds Per Box 20
Type Copper
Units Per Pack 20
Item: 680017490041
- UPC: 680017490041
- MPN: MXM-49004
26 months ago
FEATURES A2 style Flash Hider. Military grade materials. 18” Proof Stainless-steel barrel. Geissele SSA-E trigger. Ambidextrous charging handle, selector, and magazine release. B5 Sop-Mod carbine length stock. Fully floated barrel. SPECIFICATIONS Model MD11 Action Direct Impingement Caliber 308 Winchester Overall Length (in inches) 37” Barrel Length (in inches) 18” Upper/Lower Construction Billet 7075-T6 Receiver Set Ambi Controls Selector, Magazine Release, Charging Handle Weight, w/ empty 20 RND magazine, no accessories 9lbs Handguard Length (in inches) 15.5” Handguard Acc.
- UPC: 008001748725
- MPN: MXM-48725
26 months ago
$2,065.50
Maxim Defense Industries PDX, Semi-automatic SBR, 300 Blackout, 5.5" Barrel, Black Finish, Maxim Defense Hatebrake, SCW Stock System, ALG Combat Trigger, 20Rd MXM-47825
Manufacturer : Maxim
Model : PDX
UPC : 680017478254
SKU : MXM_47825
Width : 12.0000
Length : 22.0000
Height : 4.0000
Weight : 9.1300
Caliber : 300 Blackout
Action : Semi-Automatic
Barrel Length : 5.5"
Capacity : 20Rd
Finish/color : Black
Grip Type : Polymer
Type : SBR
- UPC: 680017478254
- MPN: MXM_47825
- Model: Maxim Defense PDX SBR
28 months ago
$2,487.99
FEATURES A2 style Flash Hider. Military grade materials. 18” Proof Stainless-steel barrel. Geissele SSA-E trigger. Ambidextrous charging handle, selector, and magazine release. B5 Sop-Mod carbine length stock. Fully floated barrel. SPECIFICATIONS Model MD11 Action Direct Impingement Caliber 308 Winchester Overall Length (in inches) 37” Barrel Length (in inches) 18” Upper/Lower Construction Billet 7075-T6 Receiver Set Ambi Controls Selector, Magazine Release, Charging Handle Weight, w/ empty 20 RND magazine, no accessories 9lbs Handguard Length (in inches) 15.5” Handguard Acc.
- UPC: 008001748725
- MPN: MXM-48725
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