MAGPUL PMAG 20 AR 300 B GEN M3, 300 BLK - The PMAG 20 AR 300 B GEN M3

Price History

UPC 840815132233 from 63 retailers

  • Magazines
  • .300 Blackout
  • Magpul
Shipping:
Magpul PMAG 20 AR 300 Blackout Gen M3 Magazine, .300 Blackout, 20-Round
Shipping $8.20
$12.52/ct $12.52 Deerford Defense
MAGPUL PMAG 20 AR 300 B GEN M3 BLK
$12.74/ct $12.74 Gun Wise

UPC 840815132233 Price Graph

Today's low is $12.52/mag, 6% below the 180-day average low of $13.29/mag. Over the last 180 days, the lowest price peaked at $15.15/mag on April 30, 2026 and bottomed at $12.28/mag on September 3, 2026.

Magpul PMAG Gen M3 AR-15 .300 AAC Blackout 20-Round Magazine
$13.49/ct $13.49 GunMag Warehouse ★★★★★ (71)
Magpul PMAG GEN M3 AR-15 .300 Blackout 20 Round Magazine
Shipping $6
$13.99/ct $13.99 The Mag Shack
Magpul PMAG GEN M3 20rd Magazine for 300 AAC Blackout AR Rifles
Free Shipping > $500
$14.21/ct $14.21 Shooting Surplus ★★★★★ (193)
MAGPUL PMAG 20 AR 300 B GEN M3 BLK
Shipping $20
$14.49/ct $14.49 Custom Creatives Group ★★★★★ (24)
MAGPUL PMAG 20 AR 300 B GEN M3 BLK
$14.81/ct $14.81 MCM Tactical ★★★★★ (60)
MAGPUL PMAG 20 AR 300 B GEN M3 BLK
Shipping $13 Free Shipping > $500
$14.82/ct $14.82 Axolotl Arms ★★★★★ (126)
Magpul Industries PMAG GEN M3 AR-15 Rifle Magazine .300 Blackout 20 Round Black 1 Pack Polymer 20RD
Free Shipping > $49
$15.75/ct $15.75 Optics Planet
MAGPUL PMAG 20 AR 300 B GEN M3, 300 BLK - The PMAG 20 AR 300 B GEN M3 is a purpose-built magazine for rifles chambered in .300 Blackout (300 BLK). Similar in every way to our PMAG 30 AR 300 B, the PMAG 20 is more compact for increased maneuverability and creates a more con...
Shipping $8
$16.10/ct $16.10 Guns.com ★★★★★ (38,455)

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MAGPUL PMAG 20 AR 300 B GEN M3 BLK
Shipping $10 Free Shipping > $100
$16.10/ct $16.10 Conkey's Outdoors ★★★★★ (175)
MAGPUL PMAG 20 AR 300 B GEN M3 BLK
Shipping $10
$16.10/ct $16.10 AZ Arms Depot ★★★★★ (229)
Magpul PMAG 20 AR 300 B Gen M3 .300 Blackout Magazine
Shipping $10
$16.10/ct $16.10 Alexander's Store ★★★★★ (1,532)
Magpul MAG1182BLK PMAG GEN M3 20rd 300 Blackout Fits AR-15 Black Polymer
Shipping $11
$16.10/ct $16.10 Selway Armory ★★★★★ (186)
MAGPUL PMAG 20 AR 300 B GEN M3 BLK
Shipping $14 Free Shipping > $500 CC Fee 3%
$16.10/ct $16.10 Minutemen Defense ★★★★★ (54)
MAGPUL PMAG 20 AR 300 B GEN M3 BLK
Shipping $15 Free Shipping > $149
$16.10/ct $16.10 Extreme Products ★★★★★ (83)
MAGPUL PMAG 20 AR 300 B GEN M3 BLK
Shipping $15 Free Shipping > $500
$16.10/ct $16.10 Kinetic Armory ★★★★★ (3)
Magpul PMAG 20 AR 300 B Gen M3 Rifle Magazine 300 AAC BLK 20/rd
Shipping $15 Free Shipping > $500
$16.10/ct $16.10 Garrison's Guns ★★★★★ (21)
Magpul PMAG 20 AR300 B GEN M3 .300 AAC BLACKOUT 20RD FOR AR15 BLACK
Shipping $15 Free Shipping > $500
$16.10/ct $16.10 BuyAGun ★★★★★ (3)
Magpul PMAG 20 AR 300 Blackout Gen M3 Black
Shipping $16
$16.10/ct $16.10 Caliber Depot ★★★★★ (6)
20 AR 300B GEN M3 PMAG 20-RD BLK
.223 Remington
Shipping $17.50 Free Shipping > $250
$16.10/ct $16.10 Ammunitions for Sale
MAGPUL PMAG 20 AR 300 B GEN M3 BLK
Shipping $18
$16.10/ct $16.10 Sharp's Shooting Supply ★★★★★ (34)
MAGPUL PMAG 20 AR 300 B GEN M3 BLK
Shipping $19 Free Shipping > $750
$16.10/ct $16.10 Riddle Firearms
Magpul PMAG 20 AR 300 B Gen M3 Rifle Magazine 300 AAC BLK 20/rd
Shipping $20
$16.10/ct $16.10 JB Armament ★★★★★ (126)
MAGPUL PMAG 20 AR 300 B GEN M3 BLK
Shipping $20 Free Shipping > $1,000
$16.10/ct $16.10 Life2A ★★★★★ (3)
MAGPUL PMAG 20 AR 300 B GEN M3 BLK
Shipping $20 Free Shipping > $1,000
$16.10/ct $16.10 Dave's Guns ★★★★★ (28)
MAGPUL PMAG 20 AR 300 B GEN M3 BLK
Shipping $20
$16.10/ct $16.10 Down Range Firearms ★★★★★ (8)
Magpul PMAG 20 AR 300 B Gen M3 Rifle Magazine 300 AAC BLK 20/rd
Shipping $25 $25 Off Orders Over $200 Code LOCKNLOAD25
$16.10/ct $16.10 Scottsodg.com
MAGPUL PMAG 20 AR 300 B GEN M3 BLK
Free Shipping > $250 $15 Off Orders Over $75 Code CALIBERKING
$16.10/ct $16.10 Brickhouse Firearms
MAGPUL PMAG 20 AR 300 B GEN M3 BLK
Free Shipping > $500
$16.10/ct $16.10 Timber Hole Outdoors ★★★★★ (5)
MAGPUL PMAG 20 AR 300 B GEN M3 BLK
Free Shipping > $1,250
$16.10/ct $16.10 Nadir Solutions ★★★★★ (18)
MAGPUL PMAG 20 AR 300 B GEN M3 BLK
Free Shipping > $900 CC Fee 3%
$16.10/ct $16.10 Armed in Michigan ★★★★★ (714)
MAGPUL PMAG 20 AR 300 B GEN M3 BLK
$16.10/ct $16.10 Tungsten Creek Tactical
Magpul PMAG 20 AR 300 B Gen M3 Rifle Magazine 300 AAC BLK 20/rd
$16.10/ct $16.10 Pickett's Mill Armory ★★★★★ (26)
MAGPUL PMAG 20 AR 300 B GEN M3 BLK
$16.10/ct $16.10 Pathfinder Militaria ★★★★★ (106)
Magpul PMAG 20 AR 300 B Gen M3 Rifle Magazine 300 AAC BLK 20/rd
$16.10/ct $16.10 Redsand Tactical
MAGPUL PMAG 20 AR 300 B GEN M3 BLK
$16.10/ct $16.10 WTW Arms ★★★★★ (68)
MAGPUL PMAG 20 AR 300 B GEN M3 BLK
$16.10/ct $16.10 Allied Arms ★★★★★ (310)
MAGPUL PMAG 20 AR 300 B GEN M3 BLK
$16.10/ct $16.10 2 If By Sea Tactical ★★★★★ (135)
Magpul PMAG 20 AR 300 B Gen M3 Rifle Magazine 300 AAC BLK 20/rd
$16.10/ct $16.10 Get Guns N Ammo
Magpul PMAG 20 AR 300 B Gen M3 – 20rd .300 Blackout, Black
$16.10/ct $16.10 Georgia Guns & Ammo ★★★★★ (2)
Magpul PMAG 20 AR 300 B Gen M3 Rifle Magazine 300 AAC BLK 20/rd
$16.10/ct $16.10 Big Bee Bee ★★★★★ (11)
Magpul PMAG 20 AR 300 B Gen M3 Rifle Magazine 300 AAC BLK 20/rd
$16.10/ct $16.10 CLB Guns ★★★★★ (45)
MAGPUL PMAG 20 AR 300 B GEN M3 BLK
$16.10/ct $16.10 Vital Defense ★★★★★ (14)
MAGPUL PMAG 20 AR 300 B GEN M3 BLK
$16.10/ct $16.10 Black Bayou Armory ★★★★★ (83)
Magpul PMAG 20 AR 300 B Gen M3 Rifle Magazine 300 AAC BLK 20/rd
$16.10/ct $16.10 Birmingham Hill Armory ★★★★★ (16)
MAGPUL PMAG 20 AR 300 B GEN M3 BLK
$16.10/ct $16.10 EK Tactical ★★★★★ (10)
Magpul Pmag 20 AR 300 B Gen M3 BLK
$16.10/ct $16.10 Shiner Tactical ★★★★★ (6)
MAGPUL PMAG 20 AR 300 B GEN M3 BLK
$16.10/ct $16.10 Precision Gunworks
MAGPUL PMAG 20 AR 300 B GEN M3 BLK
$16.10/ct $16.10 Highland Arms ★★★★★ (49)
PMAG 20 AR300 B GEN M3 .300 AAC BLACKOUT 20RD FOR AR15 BLACK
$16.10/ct $16.10 Don's Weaponry ★★★★★ (252)
Magpul PMAG GEN M3 - 20-Round Magazine, .300 Blackout, Black
$16.10/ct $16.10 Black Bayou Armory ★★★★★ (83)
MAGPUL PMAG 20 AR 300 B GEN M3 BLK
CC Fee 3%
$16.10/ct $16.10 Cornerstone Arms ★★★★★ (373)
MAGPUL PMAG 20 AR 300 B GEN M3 BLK
CC Fee 6%
$16.10/ct $16.10 All Things Firearm ★★★★★ (3)
MAGPUL PMAG 20 AR 300 B GEN M3 BLK
$16.74/ct $16.74 Ecommerce Arms
Magpul PMAG 20 AR 300 B Gen M3 Rifle Magazine 300 AAC BLK 20/rd
$16.91/ct $16.91 Bulletproof Outfitters ★★★★★ (133)
Magpul MAG1182BLK PMAG GEN M3 20rd 300 Blackout Fits AR-15 Black Polymer
Free Shipping > $700
$16.93/ct $16.93 Freedom Firearms ★★★★★ (2)
Magpul PMAG AR-15 300 B Gen M3 20 Rounds Black
$16.99/ct $16.99 Fin Feather Fur Outfitters ★★★★★ (10,502)
Magpul PMAG 20 AR GEN M3 300BLK
$16.99/ct $16.99 Scheels ★★★★★ (4,982)
Magpul Industries PMAG 20 Round .300 Blackout Detachable Magazine, Black - MAG1182-BLK
$16.99/ct $16.99 Palmetto State Armory ★★★★★ (1,164)
MAGPUL PMAG 20 AR 300 B GEN M3 BLK
$17.01/ct $17.01 Firearms Express
MAGPUL PMAG 20 AR 300 B GEN M3 BLK
$18.99/ct $18.99 Coastal Firearms
Magpul MAG1182-BLK PMAG Gen M3 AR-15 300 Blackout 20-Rounds Magazine, Black
Free Shipping
$22.99/ct $22.99 Bereli ★★★★★ (1,013)
MAGPUL PMAG 20 AR 300 B GEN M3 BLK
Shipping $15 CC Fee 3%
$23.18/ct $23.18 Armadillo Depot
Magpul PMAG GEN M3 AR-15 .300 Blackout 20 Round Magazine (3 Pack)
Shipping $6
$39.99/ct $39.99 The Mag Shack
Magpul Industries PMAG GEN M3 AR-15 Rifle Magazine .300 Blackout 20 Round Black 3 Pack
Free Shipping > $49
$46.65/ct $46.65 Optics Planet
Magpul PMAG GEN M3 AR-15 .300 Blackout 20 Round Magazine (10 Pack)
Shipping $6
$129.99/ct $129.99 The Mag Shack
Magpul Industries PMAG GEN M3 AR-15 Rifle Magazine .300 Blackout 20 Round Black 10 Pack
Free Shipping
$153.55/ct $153.55 Optics Planet

UPC 840815132233 Price Graph

Today's low is $12.52/mag, 6% below the 180-day average low of $13.29/mag. Over the last 180 days, the lowest price peaked at $15.15/mag on April 30, 2026 and bottomed at $12.28/mag on September 3, 2026.

Daily Deals Email

Products at their 90-day low price.

Unsubscribe anytime with one click.

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