5.56x45mm CMMG Brand Magazines for Sale

Price History
5.56x45mm
CMMG
MAG CMMG 5.56NAT0 30RD FDE
Limit 6 UPC 810148629588
$12.08 Allied Arms ★★★★★ (310)
CMMG Mk4/AR-15 Magazine FDE 5.56mm 30/ct
UPC 810148629588 Shipping $20
$13.37 Down Range Firearms ★★★★★ (8)
Low cost shipping boost

5.56x45mm CMMG Magazines Price Graph

Today's 5.56x45mm CMMG Magazines average is $15.09/mag, 71% below the 180-day average of $51.22/mag. Over the last 180 days, the average peaked at $359.69/mag on March 18, 2026 and bottomed at $14.88/mag on May 11, 2026.

MAG CMMG 5.56NAT0 30RD FDE
UPC 810148629588 $5 Off - Use Code CALIBERKING
$12.51 Gun Place ★★★★★ (206)
CMMG 55AFC5B 30rd 5.56mm Fits MK4/AR15 Black Polymer
UPC 810148626778 $5 Off - Use Code CALIBERKING
$12.63 Gun Place ★★★★★ (206)
MAG CMMG 5.56NAT0 30RD FDE
UPC 810148629588 Free Shipping > $900 CC Fee 3%
$12.81 Armed in Michigan ★★★★★ (714)
CMMG MAGAZINE 5.56MM MK4/AR15 30RD BLACK
UPC 081014862677 $5 Off - Use Code CALIBERKING
$12.89 Gun Place ★★★★★ (206)
CMMG Mk4/AR-15 Magazine FDE 5.56mm 30/ct
UPC 810148629588
$13.06 Vital Defense ★★★★★ (14)
CMMG 55AFC5B 30rd 5.56mm Fits MK4/AR15 Black Polymer
UPC 810148626778 Free Shipping > $900 CC Fee 3%
$13.14 Armed in Michigan ★★★★★ (714)
CMMG 55AFC5B 30rd 5.56mm Fits MK4/AR15 Black Polymer
UPC 810148626778
$13.19 Vital Defense ★★★★★ (14)
CMMG 55AFC5B 30rd 5.56 Polymer Magazine
UPC 810148626778
$13.37 Georgia Guns & Ammo ★★★★★ (2)

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CMMG 30rd 5.56mm Mk4/AR15 FDE Polymer Magazine
UPC 810148629588
$13.37 Georgia Guns & Ammo ★★★★★ (2)
MAG CMMG 5.56NAT0 30RD FDE
UPC 810148629588
$13.49 Pickett's Mill Armory ★★★★★ (26)
CMMG Mk4/AR-15 Magazine FDE 5.56mm 30/ct
UPC 810148629588
$13.56 Don's Weaponry ★★★★★ (252)
MAG CMMG 5.56NAT0 30RD FDE
UPC 810148629588 Shipping $20 Free Shipping > $1,000
$13.62 Life2A ★★★★★ (3)
MAG CMMG 5.56NAT0 30RD FDE
UPC 810148629588
$13.67 MCM Tactical ★★★★★ (60)
CMMG Mk4/AR-15 Magazine FDE 5.56mm 30/ct
UPC 810148629588 Free Shipping > $500
$13.74 Timber Hole Outdoors ★★★★★ (5)
CMMG 55AFC5B 30rd 5.56mm Fits MK4/AR15 Black Polymer
UPC 810148626778 Shipping $20
$13.78 Down Range Firearms ★★★★★ (8)
CMMG MAGAZINE 5.56 MK4/AR15 - CONVERSION 30RD
UPC 810148626778
$13.80 MCM Tactical ★★★★★ (60)
CMMG Mk4/AR-15 Magazine FDE 5.56mm 30/ct
UPC 810148629588 CC Fee 6%
$13.99 All Things Firearm ★★★★★ (3)
CMMG 55AFC5B 30rd 5.56mm Fits MK4/AR15 Black Polymer
UPC 810148626778
$14.00 Allied Arms ★★★★★ (310)
CMMG 55AFC5B 30rd 5.56mm Fits MK4/AR15 Black Polymer
UPC 810148626778
$14.00 CLB Guns ★★★★★ (45)
CMMG 55AFC5B 30rd 5.56mm Fits MK4/AR15 Black Polymer
UPC 810148626778
$14.00 Highland Arms ★★★★★ (49)
CMMG Mk4/AR-15 Magazine FDE 5.56mm 30/ct
UPC 810148629588
$14.00 CLB Guns ★★★★★ (45)
MAG CMMG 5.56NAT0 30RD FDE
UPC 810148629588
$14.00 Highland Arms ★★★★★ (49)
CMMG 55AFC5B 30rd 5.56mm Fits MK4/AR15 Black Polymer
UPC 810148626778 Shipping $20 Free Shipping > $1,000
$14.04 Life2A ★★★★★ (3)
CMMG Magazine 5.56MM Mk4 AR15 30rd FDE
UPC 810148629588 Free Shipping > $500
$14.12 Shooting Surplus ★★★★★ (193)
CMMG MAGAZINE 5.56 MK4/AR15 - CONVERSION 30RD
UPC 810148626778 CC Fee 6%
$14.12 All Things Firearm ★★★★★ (3)
CMMG 55AFC5B 30rd 5.56mm Fits MK4/AR15 Black Polymer
UPC 810148626778 Free Shipping > $500
$14.16 Timber Hole Outdoors ★★★★★ (5)
MAG CMMG 5.56NAT0 30RD FDE
UPC 810148629588 Shipping $14 Free Shipping > $500 CC Fee 3%
$14.24 Minutemen Defense ★★★★★ (54)
MAG CMMG 5.56NAT0 30RD FDE
UPC 810148629588 Free Shipping > $1,250
$14.24 Nadir Solutions ★★★★★ (18)
MAG CMMG 5.56NAT0 30RD FDE
UPC 810148629588 Shipping $10
$14.36 AZ Arms Depot ★★★★★ (229)
CMMG MAGAZINE 5.56 MK4/AR15 - CONVERSION 30RD
UPC 810148626778 Free Shipping > $1,250
$14.38 Nadir Solutions ★★★★★ (18)
CMMG 55AFC5B 30rd 5.56mm Fits MK4/AR15 Black Polymer
UPC 810148626778 Shipping $20
$14.42 JB Armament ★★★★★ (126)
CMMG 55AFC5B-FDE 30rd 5.56mm Fits MK4/AR15 FDE Polymer
UPC 810148629588 Shipping $20
$14.42 JB Armament ★★★★★ (126)
MAG CMMG 5.56NAT0 30RD FDE
UPC 810148629588 Shipping $20
$14.48 Custom Creatives Group ★★★★★ (24)
CMMG 5.56MM Mk4 AR15 Magazine 30rd Capacity
UPC 810148626778 Free Shipping > $500
$14.48 Shooting Surplus ★★★★★ (193)
CMMG 55AFC5B 30rd 5.56mm Fits MK4/AR15 Black Polymer
UPC 810148626778 Shipping $14 Free Shipping > $500 CC Fee 3%
$14.67 Minutemen Defense ★★★★★ (54)
MAG CMMG 5.56NAT0 30RD FDE
UPC 810148629588
$14.68 Redsand Tactical
CMMG MAGAZINE 5.56 MK4/AR15 - CONVERSION 30RD
UPC 810148626778
$14.75 Don's Weaponry ★★★★★ (252)
MAG CMMG 5.56NAT0 30RD FDE
UPC 810148629588 Shipping $15 Free Shipping > $500
$14.86 Kinetic Armory ★★★★★ (3)
MAG CMMG 5.56NAT0 30RD FDE
UPC 810148629588 Shipping $18
$14.86 Sharp's Shooting Supply ★★★★★ (34)
MAG CMMG 5.56NAT0 30RD FDE
UPC 810148629588 Shipping $19 Free Shipping > $750
$14.86 Riddle Firearms
CMMG 55AFC5B 30rd 5.56mm Fits MK4/AR15 Black Polymer
UPC 810148626778 Shipping $20
$14.93 Custom Creatives Group ★★★★★ (24)
CMMG MAGAZINE 5.56 MK4/AR15 - CONVERSION 30RD
UPC 810148626778
$14.95 Get Guns N Ammo
MAG CMMG 5.56NAT0 30RD FDE
UPC 810148629588
$14.95 Get Guns N Ammo
CMMG MAGAZINE 5.56 MK4/AR15 - CONVERSION 30RD
UPC 810148626778
$14.98 Redsand Tactical
CMMG 5.56 NATO 30rd FDE Mk4/AR-15 Magazine
UPC 810148629588 Shipping $10
$14.99 Alexander's Store ★★★★★ (1,532)
CMMG 55AFC5B 30rd 5.56mm Fits MK4/AR15 Black Polymer
UPC 810148626778 Shipping $15 Free Shipping > $149
$14.99 Extreme Products ★★★★★ (83)
CMMG 55AFC5B-FDE 30rd 5.56mm Fits MK4/AR15 FDE Polymer
UPC 810148629588 Shipping $15 Free Shipping > $149
$14.99 Extreme Products ★★★★★ (83)
CMMG Mk4/AR-15 Magazine FDE 5.56mm 30/ct
UPC 810148629588
$14.99 Precision Gunworks
CMMG 55AFC5B 30rd 5.56mm Fits MK4/AR15 Black Polymer
UPC 810148626778
$14.99 Big Bee Bee ★★★★★ (11)
MAG CMMG 5.56NAT0 30RD FDE
UPC 810148629588
$14.99 Big Bee Bee ★★★★★ (11)
MAG CMMG 5.56NAT0 30RD FDE
Limit 6 UPC 810148629588
$14.99 Pathfinder Militaria ★★★★★ (106)
CMMG 55AFC5B 30rd 5.56mm Fits MK4/AR15 Black Polymer
UPC 810148626778 CC Fee 3%
$14.99 Cornerstone Arms ★★★★★ (373)
CMMG 55AFC5B-FDE 30rd 5.56mm Fits MK4/AR15 FDE Polymer
UPC 810148629588 CC Fee 3%
$14.99 Cornerstone Arms ★★★★★ (373)
MAG CMMG 5.56NAT0 30RD FDE
UPC 810148629588 Shipping $15 Free Shipping > $500
$15.00 Garrison's Guns ★★★★★ (21)
CMMG MAGAZINE 5.56 MK4/AR15 - CONVERSION 30RD
UPC 810148626778 Shipping $19 Free Shipping > $750
$15.00 Riddle Firearms
CMMG 55AFC5B 30rd 5.56mm Fits MK4/AR15 Black Polymer
UPC 810148626778
$15.00 Birmingham Hill Armory ★★★★★ (16)
MAG CMMG 5.56NAT0 30RD FDE
UPC 810148629588
$15.00 Birmingham Hill Armory ★★★★★ (16)
CMMG 55AFC5B 30rd 5.56mm Fits MK4/AR15 Black Polymer
UPC 810148626778 Shipping $20 Free Shipping > $1,000
$15.08 Dave's Guns ★★★★★ (28)
MAG CMMG 5.56NAT0 30RD FDE
UPC 810148629588 Shipping $20 Free Shipping > $1,000
$15.08 Dave's Guns ★★★★★ (28)
CMMG Mk4/AR-15 Magazine FDE 5.56mm 30/ct
UPC 810148629588 Shipping $13 Free Shipping > $500
$15.10 Axolotl Arms ★★★★★ (126)
CMMG MAGAZINE 5.56 MK4/AR15 - CONVERSION 30RD
UPC 810148626778 Shipping $15 Free Shipping > $500
$15.31 Kinetic Armory ★★★★★ (3)
CMMG 55AFC5B 30rd 5.56mm Fits MK4/AR15 Black Polymer
UPC 810148626778 Shipping $18
$15.31 Sharp's Shooting Supply ★★★★★ (34)
MAG CMMG 5.56NAT0 30RD FDE
UPC 810148629588
$15.35 Tungsten Creek Tactical
CMMG 30rds 5.56x45mm, Flat Dark Earth
UPC 810148629588
$15.39 Palmetto State Armory ★★★★★ (1,164)
CMMG 55AFC5B 30rd 5.56mm Fits MK4/AR15 Black Polymer
UPC 810148626778 Shipping $13 Free Shipping > $500
$15.57 Axolotl Arms ★★★★★ (126)
CMMG MAGAZINE 5.56 MK4/AR15 - CONVERSION 30RD
UPC 810148626778
$15.82 Tungsten Creek Tactical
MAG CMMG 5.56NAT0 30RD FDE
UPC 810148629588 Shipping $10 Free Shipping > $100
$15.96 Conkey's Outdoors ★★★★★ (175)
CMMG Magazine - CMMG 55AFC5B 30rd 5.56mm Fits MK4AR15 Black Polymer
UPC 810148626778 Shipping $8
$15.99 Guns.com ★★★★★ (38,455)
CMMG Magazine - CMMG 55AFC5BFDE 30rd 5.56mm Fits MK4AR15 FDE Polymer
UPC 810148629588 Shipping $8
$15.99 Guns.com ★★★★★ (38,455)
CMMG 30rd Magazine MK4/AR-15 .223/5.56 Polymer Black
UPC 810148626778 Shipping $10
$15.99 Alexander's Store ★★★★★ (1,532)
CMMG 55AFC5B 30rd 5.56mm Fits MK4/AR15 Black Polymer
UPC 810148626778 Shipping $11
$15.99 Selway Armory ★★★★★ (186)
CMMG 55AFC5B-FDE 30rd 5.56mm Fits MK4/AR15 FDE Polymer
UPC 810148629588 Shipping $11
$15.99 Selway Armory ★★★★★ (186)
MAG CMMG 5.56NAT0 30RD FDE
UPC 810148629588 Free Shipping > $250 $15 Off Orders Over $75 Code CALIBERKING
$15.99 Brickhouse Firearms
CMMG 30rds 5.56x45mm, Black
UPC 810148626778
$15.99 Palmetto State Armory ★★★★★ (1,164)
CMMG 55AFC5B 30rd 5.56mm Fits MK4/AR15 Black Polymer
UPC 810148626778
$15.99 2 If By Sea Tactical ★★★★★ (135)
CMMG MAGAZINE 5.56 MK4/AR15 - CONVERSION 30RD
UPC 810148626778
$15.99 Precision Gunworks
MAG CMMG 5.56NAT0 30RD FDE
UPC 810148629588
$15.99 2 If By Sea Tactical ★★★★★ (135)
MAG CMMG 5.56NAT0 30RD FDE
UPC 810148629588
$15.99 Black Bayou Armory ★★★★★ (83)
CMMG 55AFC5B 30rd 5.56mm Fits MK4/AR15 Black Polymer
UPC 810148626778 Shipping $15 Free Shipping > $500
$16.00 Garrison's Guns ★★★★★ (21)
CMMG Mk4/AR-15 Magazine FDE 5.56mm 30/ct
Limit 6 UPC 810148629588
$16.12 Bulletproof Outfitters ★★★★★ (133)
CMMG MAGAZINE 5.56 MK4/AR15 - CONVERSION 30RD
UPC 810148626778 Shipping $25 $25 Off Orders Over $200 Code LOCKNLOAD25
$16.16 Scottsodg.com
CMMG MAGAZINE 5.56 MK4/AR15 - CONVERSION 30RD
UPC 810148626778 Shipping $10 Free Shipping > $100
$16.46 Conkey's Outdoors ★★★★★ (175)
MAG CMMG 5.56NAT0 30RD FDE
UPC 810148629588 Shipping $25 $25 Off Orders Over $200 Code LOCKNLOAD25
$16.57 Scottsodg.com
MAG Cmmg 5.56NAT0 30RD FDE
UPC 810148629588
$16.60 Shiner Tactical ★★★★★ (6)
CMMG 55AFC5B 30rd 5.56mm Fits MK4/AR15 Black Polymer
UPC 810148626778
$16.99 Black Bayou Armory ★★★★★ (83)
CMMG MAGAZINE 5.56 MK4/AR15 - CONVERSION 30RD
UPC 810148626778
$16.99 Pathfinder Militaria ★★★★★ (106)
CMMG MAGAZINE 5.56 MK4/AR15 - CONVERSION 30RD
UPC 810148626778
$16.99 WTW Arms ★★★★★ (68)
MAG CMMG 5.56NAT0 30RD FDE
UPC 810148629588
$16.99 WTW Arms ★★★★★ (68)
CMMG Magazine, 5.56MM, Mk4/AR15, 30rd, FDE
Limit 6 UPC 810148629588
$16.99 Coastal Firearms
MAG CMMG 5.56NAT0 30RD FDE
UPC 810148629588
$17.05 Ecommerce Arms
CMMG 55AFC5B 30RD 5.56mm Fits MK4/AR15 Black Polymer
UPC 810148626778
$17.12 Shiner Tactical ★★★★★ (6)
CMMG 55AFC5B 30rd 5.56mm Fits MK4/AR15 Black Polymer
UPC 810148626778
$17.59 Ecommerce Arms
CMMG 55AFC5B 30rd 5.56mm Fits MK4/AR15 Black Polymer
UPC 810148626778 Free Shipping > $700
$17.78 Freedom Firearms ★★★★★ (2)
CMMG 55AFC5B-FDE 30rd 5.56mm Fits MK4/AR15 FDE Polymer
UPC 810148629588 Free Shipping > $700
$17.78 Freedom Firearms ★★★★★ (2)
CMMG 55AFC5B 30rd 5.56mm Fits MK4/AR15 Black Polymer
UPC 810148626778
$17.78 Bulletproof Outfitters ★★★★★ (133)
CMMG MAGAZINE 5.56 MK4/AR15 - CONVERSION 30RD
UPC 810148626778
$17.86 Firearms Express
CMMG Mk4/AR-15 Magazine FDE 5.56mm 30/ct
UPC 810148629588
$17.86 Firearms Express
CMMG MAGAZINE 5.56MM MK4/AR15 30RD BLACK
Limit 9 UPC 081014862677
$18.01 Ecommerce Arms

5.56x45mm CMMG Magazines Price Graph

Today's 5.56x45mm CMMG Magazines average is $15.09/mag, 71% below the 180-day average of $51.22/mag. Over the last 180 days, the average peaked at $359.69/mag on March 18, 2026 and bottomed at $14.88/mag on May 11, 2026.

Daily Deals Email

Products at their 90-day low price.

Unsubscribe anytime with one click.

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