Skip to content

Search for:

7
- - × HORNADY MATCH 308 WIN 168GR - BTHP 20RD 10BX/CS 1 × $39.00
  - × MAGPUL PMAG M3 5.56 40RD BLK 1 × $21.80
  - × Lee Factory Rifle Crimp Die 7.65 Argentine 1 × $17.00
  - × Amend2 Mod-3 Model AR-15 Rifle Magazine Black 5.56/.223 30/rd 1 × $12.99
  - × ASC AR Family Rifle Magazine Orange Follower .223 Remington Black Stainless Steel 10/rd 1 × $16.00
  - × HEXMAG MAGAZINE AR-15 5.56X45 - 15RD BLACK POLYMER SERIES 2 1 × $13.59
  - × MAGPUL PMAG 20 AR 300 B GEN M3 BLK 1 × $15.15
  Subtotal: $135.53
  
  View cart Checkout

Firearms
- Handguns
  
  Revolvers
  
  Semi Auto
  
  Other Handguns
  
  Shop All Handguns
  
  Suppressors
  
  22 LR
  
  .223/5.56
  
  9mm
  
  .30 Cal
  
  Shop All Suppressors
  Rifles
  
  AK Rifles
  
  AR Rifles
  
  Bolt Action
  
  Lever Action
  
  Pump Action
  
  Semi Auto
  
  Single Shot
  
  Shop All Rifles
  Shotguns
  
  Bolt Action
  
  Lever Action
  
  Over Under
  
  Pump Action
  
  Semi Auto
  
  Side by Side
  
  Single Shot
  
  Shop All Shotguns
  Your spot for all your Firearms
Ammo
- Handgun Ammo
  
  9 MM
  
  45 ACP
  
  357 Magnum
  
  Shop All
  
  Rifle Ammo
  
  223 Remington
  
  30-06 Springfield
  
  308 Winchester
  
  300 Winchester Mag
  
  Shop All
  Rimfire Ammo
  
  22 Long
  
  22 Winchester Mag
  
  17 HMR
  
  Shop All
  Shotgun Shells
  
  12 Gauge
  
  20 Gauge
  
  16 Gauge
  
  10 Gauge
  
  Shop All
  Magazines
  
  AK Magazines
  
  AR Magazines
  
  Handgun Magazines
  
  Rifle Magazines
  
  Shotgun Magazines
Hunting Gear
- Gear
  
  Bags and Packs
  
  Flashlights
  
  Accessories
  
  Other Gear
  Decoys
  
  Turkey Decoys
  
  Duck Decoys
  
  Deer Decoys
  
  All Decoys
  Other Accessories
  
  Game Calls
  
  Game Cameras
  
  Scents and Deer Lure
  
  Scent Elimination
  
  Feed and Feeders
  Tree Stands
  
  Safety Harness
  
  Arm Hanger
  
  Ratchet Straps
Optics
- Gun Scopes
  
  Burris
  
  Sig Sauer
  
  Konus
  
  Bushnell
  
  Truglo
  
  All Gun Scopes
  Sights
  
  Gun Sights
  
  Laser Sights
  
  Red Dot Sights
  
  Thermal Sights
  Optics
  
  Binoculars
  
  Night Vision
  
  Range Finder
  
  Spotting Scopes
  
  Accessories and Parts
  Your Spot for Optics
Knives
- Automatic Knives
  
  Templar Knives
  
  Kershaw
  
  CobraTec
  
  All Automatic Knives
  Hunting Knives
  
  Cold Steel
  
  Spyderco
  
  Outdoor Edge
  
  Fixed Blade
  
  All Hunting Knives
  Pocket Knives
  
  Kershaw
  
  Remington
  
  Battenfeld
  
  Old Timer
  
  All Pocket Knives
  Other
  
  Butterlfly
  
  Collectibles
  
  Knife Accessories
Cases and Storage
- Conceal Carry
  
  Versa Carry
  
  Blackhawk
  
  1719
  
  DeSantis
  
  Galco
  
  Conceal Carry Purses
  
  All Conceal Carry
  Holsters
  
  MFT
  
  Safari Land
  
  Galco
  
  C&G
  
  All Holsters
  Range Bags and Cases
  
  Bulldog Cases
  
  Allen Cases
  
  G-Outdoors
  
  Evolution
  
  All Bags and Cases
  Safes
  
  Hornady
  
  Bulldog
  
  Snap Safe
  
  Gun Vault
  
  All Safes and Storage
Gun Parts
- AR Parts
  
  AR Lowers
  
  AR Barrels
  
  AR Bolts
  
  AR Stocks
  
  AR Uppers
  
  AR Accessories
  
  Glock Parts
  
  Glock Barrels
  
  Glock Frames
  
  Glock Slides
  
  Glock Triggers
  
  Glock Accessories
  Gun and Pistol Parts
  
  Handgun Parts
  
  Handgun Barrels
  
  Handgun Frames
  
  Handgun Slides
  
  Piston Grips
  
  Handgun Accessories
  
  All Handgun Parts
  Rifle and Shotgun Parts
  
  Rifle Parts
  
  Shotgun Parts
  
  Shotgun Barrels
  
  Shotgun Chokes
  
  Shotgun Stocks
  Gun Kits
  
  GunTec USA
  
  Midwest
  
  Rival Arms
  
  Bravo Company
  
  All Gun Parts and Kits
  
  Other
Custom Builds

Search for:

AR Magazines

“MAGPUL PMAG 20 AR 300 B GEN M3 BLK” has been added to your cart. View cart

Showing 1–24 of 415 results

Advance Warrior Solutions Open Top Double Mag Pouch Black
$12.00
Add to cart
Advance Warrior Solutions Open Top Double Mag Pouch Tan
$12.00
Add to cart
Alexander Arms MEG654 AR-15 4rd 6.5 Grendel Black Steel
$31.00
Add to cart
ALEXANDER MAGAZINE 6.5 GRENDEL – 17RD STEEL
$29.00
Add to cart
ALEXANDER MAGAZINE 6.5 GRENDEL – 24RD STEEL
$27.00
Add to cart
Amend2 762MOD2FDE20 MOD-2 20rd 308 Win/7.62x51mm Compatible w/ AR-10 Flat Dark Earth
$16.99
Add to cart
AMEND2 AR-10 SR-25 MAG 7.62X51 – 10 RD POLYMER FDE
$16.99
Add to cart
AMEND2 AR-10 SR-25 MAG 7.62X51 – 10 RD POLYMER GRAY
$16.99
Add to cart
AMEND2 AR-10 SR-25 MAG 7.62X51 – 10 RD POLYMER ODG
$16.99
Add to cart
AMEND2 AR-10 SR-25 MAG 7.62×51 – 20RD POLYMER BLACK
$16.99
Add to cart
AMEND2 AR-10 SR-25 MAG 7.62×51 – 20RD POLYMER GRAY
$16.99
Add to cart
AMEND2 AR-10 SR-25 MAG 7.62×51 – 20RD POLYMER ODG
$16.99
Add to cart
Amend2 AR-15 10/30 Mod-2 Model Rifle Magazine Black 5.56/.223 10/rd CA Compliant
$13.49
Add to cart
AMEND2 AR-15 MAGAZINE 5.56X45 – 10 RD POLYMER BLACK
$11.00
Add to cart
AMEND2 AR-15 MAGAZINE 5.56X45 – 10 RD POLYMER FDE
$11.00
Add to cart
AMEND2 AR-15 MAGAZINE 5.56X45 – 10 RD POLYMER GRAY
$11.00
Add to cart
AMEND2 AR-15 MAGAZINE 5.56X45 – 10 RD POLYMER ODG
$11.00
Add to cart
AMEND2 AR-15 MAGAZINE 5.56X45 – 20RD POLYMER BLACK
$11.00
Add to cart
AMEND2 AR-15 MAGAZINE 5.56X45 – 20RD POLYMER FDE
$11.00
Add to cart
AMEND2 AR-15 MAGAZINE 5.56X45 – 20RD POLYMER GRAY
$11.00
Add to cart
AMEND2 AR-15 MAGAZINE 5.56X45 – 20RD POLYMER ODG
$11.00
Add to cart
AMEND2 AR-15 MAGAZINE 5.56X45 – 30RD POLY MOD3 STEAMBOAT WILIE
$26.99
Add to cart
AMEND2 AR-15 MAGAZINE 5.56X45 – 30RD POLYMER BLACK
$11.00
Add to cart
AMEND2 AR-15 MAGAZINE 5.56X45 – 30RD POLYMER FDE
$11.00
Add to cart

1
2
3
4
…
16
17
18
→

259 FL-16
St Augustine, Fl 32084

p. (904) 513-8355

Customer Service

Contact
Shop
My account
Become an Affiliate
Affiliate Login

Legal Information

Terms of Use
Shipping and Returns Policy
Privacy Policy
Affiliate Terms of Use

Social Media

© 2026 On the Spot Outdoors | Website Design by Tracsoft

Filter By

Availability

In stock(388)
Out of stock(27)

Price

Magazines(415)
AR Magazines(415)

See more See less

See more See less

.223 REM/5.56 NATO(238)
7.62 x 39mm(8)
9mm(11)
.22 LR(2)
.308 / 7.62 NATO(53)
5.7 x 28 mm(3)
6.5 GRENDEL(12)
6.8mm SPC(5)
6.8MM REMINGTON SPC(5)
.300 AAC Blackout(12)
.350 Legend(9)
.458 SOCOM(4)
308 WIN (7.62X51 NATO)(1)
.224 VALKYRIE(2)
.22 NOSLER(1)
.450 BUSHMASTER(4)
4.6X30MM(1)
6MM ARC(1)
.400 Legend(2)
5.56x45 NATO(1)
Multi-Caliber(1)
5.56x45mm/223 Remington(1)
6.5mm Grendel(3)

See more See less

Model

Firearms
- Handguns
  
  Revolvers
  
  Semi Auto
  
  Other Handguns
  
  Shop All Handguns
  
  Suppressors
  
  22 LR
  
  .223/5.56
  
  9mm
  
  .30 Cal
  
  Shop All Suppressors
  Rifles
  
  AK Rifles
  
  AR Rifles
  
  Bolt Action
  
  Lever Action
  
  Pump Action
  
  Semi Auto
  
  Single Shot
  
  Shop All Rifles
  Shotguns
  
  Bolt Action
  
  Lever Action
  
  Over Under
  
  Pump Action
  
  Semi Auto
  
  Side by Side
  
  Single Shot
  
  Shop All Shotguns
  Your spot for all your Firearms
Ammo
- Handgun Ammo
  
  9 MM
  
  45 ACP
  
  357 Magnum
  
  Shop All
  
  Rifle Ammo
  
  223 Remington
  
  30-06 Springfield
  
  308 Winchester
  
  300 Winchester Mag
  
  Shop All
  Rimfire Ammo
  
  22 Long
  
  22 Winchester Mag
  
  17 HMR
  
  Shop All
  Shotgun Shells
  
  12 Gauge
  
  20 Gauge
  
  16 Gauge
  
  10 Gauge
  
  Shop All
  Magazines
  
  AK Magazines
  
  AR Magazines
  
  Handgun Magazines
  
  Rifle Magazines
  
  Shotgun Magazines
Hunting Gear
- Gear
  
  Bags and Packs
  
  Flashlights
  
  Accessories
  
  Other Gear
  Decoys
  
  Turkey Decoys
  
  Duck Decoys
  
  Deer Decoys
  
  All Decoys
  Other Accessories
  
  Game Calls
  
  Game Cameras
  
  Scents and Deer Lure
  
  Scent Elimination
  
  Feed and Feeders
  Tree Stands
  
  Safety Harness
  
  Arm Hanger
  
  Ratchet Straps
Optics
- Gun Scopes
  
  Burris
  
  Sig Sauer
  
  Konus
  
  Bushnell
  
  Truglo
  
  All Gun Scopes
  Sights
  
  Gun Sights
  
  Laser Sights
  
  Red Dot Sights
  
  Thermal Sights
  Optics
  
  Binoculars
  
  Night Vision
  
  Range Finder
  
  Spotting Scopes
  
  Accessories and Parts
  Your Spot for Optics
Knives
- Automatic Knives
  
  Templar Knives
  
  Kershaw
  
  CobraTec
  
  All Automatic Knives
  Hunting Knives
  
  Cold Steel
  
  Spyderco
  
  Outdoor Edge
  
  Fixed Blade
  
  All Hunting Knives
  Pocket Knives
  
  Kershaw
  
  Remington
  
  Battenfeld
  
  Old Timer
  
  All Pocket Knives
  Other
  
  Butterlfly
  
  Collectibles
  
  Knife Accessories
Cases and Storage
- Conceal Carry
  
  Versa Carry
  
  Blackhawk
  
  1719
  
  DeSantis
  
  Galco
  
  Conceal Carry Purses
  
  All Conceal Carry
  Holsters
  
  MFT
  
  Safari Land
  
  Galco
  
  C&G
  
  All Holsters
  Range Bags and Cases
  
  Bulldog Cases
  
  Allen Cases
  
  G-Outdoors
  
  Evolution
  
  All Bags and Cases
  Safes
  
  Hornady
  
  Bulldog
  
  Snap Safe
  
  Gun Vault
  
  All Safes and Storage
Gun Parts
- AR Parts
  
  AR Lowers
  
  AR Barrels
  
  AR Bolts
  
  AR Stocks
  
  AR Uppers
  
  AR Accessories
  
  Glock Parts
  
  Glock Barrels
  
  Glock Frames
  
  Glock Slides
  
  Glock Triggers
  
  Glock Accessories
  Gun and Pistol Parts
  
  Handgun Parts
  
  Handgun Barrels
  
  Handgun Frames
  
  Handgun Slides
  
  Piston Grips
  
  Handgun Accessories
  
  All Handgun Parts
  Rifle and Shotgun Parts
  
  Rifle Parts
  
  Shotgun Parts
  
  Shotgun Barrels
  
  Shotgun Chokes
  
  Shotgun Stocks
  Gun Kits
  
  GunTec USA
  
  Midwest
  
  Rival Arms
  
  Bravo Company
  
  All Gun Parts and Kits
  
  Other
Custom Builds