CMMG FIVESEVEN - This FiveSeven 10rd mag extension is the ultimate

Price History

UPC 852005002028 from 25 retailers

  • Magazines
  • 5.7x28mm FN
  • CMMG
Shipping:
CMMG 10RND EXT FN5.7 FITS 20RD MAGS
Free Shipping > $900 CC Fee 3%
$13.17/ct $13.17 Armed in Michigan ★★★★★ (714)
CMMG 10RND EXT FN5.7 FITS 20RD MAGS
Shipping $20
$13.25/ct $13.25 Down Range Firearms ★★★★★ (8)

UPC 852005002028 Price Graph

Today's low is $13.17/mag, 1% above the 180-day average low of $13.02/mag. Over the last 180 days, the lowest price peaked at $13.25/mag on August 28, 2026 and bottomed at $12.40/mag on June 4, 2026.

CMMG Magazine Extension Kit for FN Five-Seven Pistol 10 rds
new
$13.31/ct $13.31 Vizards Guns and Ammo ★★★★★ (1,070)
CMMG 10RND EXT FN5.7 FITS 20RD MAGS
$13.41/ct $13.41 Allied Arms ★★★★★ (310)
CMMG 10RND EXT FN5.7 FITS 20RD MAGS
Shipping $20 Free Shipping > $1,000
$13.50/ct $13.50 Life2A ★★★★★ (3)
CMMG 10RND EXT FN5.7 FITS 20RD MAGS
$13.54/ct $13.54 MCM Tactical ★★★★★ (60)
CMMG 10RND EXT FN5.7 FITS 20RD MAGS
Free Shipping > $500
$13.62/ct $13.62 Timber Hole Outdoors ★★★★★ (5)
CMMG 10RND EXT FN5.7 FITS 20RD MAGS
$13.74/ct $13.74 Vital Defense ★★★★★ (14)
CMMG 10RND EXT FN5.7 FITS 20RD MAGS
Shipping $10
$13.99/ct $13.99 AZ Arms Depot ★★★★★ (229)
CMMG 57AFD1E Extension 5.7x28mm 10 Round Mag Extension for FN Five-seveN
Free Shipping > $500
$14.00/ct $14.00 Shooting Surplus ★★★★★ (193)

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CMMG 57AFD1E Extension 5.7x28mm 10 Compatible w/FN Gen1 Five-seveN Magazines
$14.00/ct $14.00 CLB Guns ★★★★★ (45)
CMMG 10RND EXT FN5.7 FITS 20RD MAGS
Shipping $14 Free Shipping > $500 CC Fee 3%
$14.11/ct $14.11 Minutemen Defense ★★★★★ (54)
CMMG 10RND EXT FN5.7 FITS 20RD MAGS
Free Shipping > $1,250
$14.11/ct $14.11 Nadir Solutions ★★★★★ (18)
CMMG Magazine Extension Kit for FN Five-Seven Pistol 10 rds
$14.56/ct $14.56 Redsand Tactical
CMMG 10RND EXT FN5.7 FITS 20RD MAGS
Shipping $18
$14.72/ct $14.72 Sharp's Shooting Supply ★★★★★ (34)
CMMG 10RND EXT FN5.7 FITS 20RD MAGS
Shipping $13 Free Shipping > $500
$14.97/ct $14.97 Axolotl Arms ★★★★★ (126)
CMMG FN Five-seveN Magazine Extension Kit - 10 Round Capacity
Shipping $10
$14.99/ct $14.99 Alexander's Store ★★★★★ (1,532)
CMMG Gen I 10 Round 5.7x28mm Five-Seven Magazine Extension Kit, Black - 57AFD1E
$15.29/ct $15.29 Palmetto State Armory ★★★★★ (1,164)
CMMG 10RND EXT FN5.7 FITS 20RD MAGS
$15.56/ct $15.56 Utah Fast ★★★★★ (101)
CMMG 10RND EXT FN5.7 FITS 20RD MAGS
Free Shipping > $250 $15 Off Orders Over $75 Code CALIBERKING
$15.99/ct $15.99 Brickhouse Firearms
CMMG 10RND EXT FN5.7 FITS 20RD MAGS
$15.99/ct $15.99 Black Bayou Armory ★★★★★ (83)
CMMG 10RND EXT FN5.7 FITS 20RD MAGS
$15.99/ct $15.99 Pathfinder Militaria ★★★★★ (106)
CMMG 57AFD1E Extension 5.7x28mm 10 Compatible w/FN Gen1 Five-seveN Magazines
Shipping $11
$16.49/ct $16.49 Selway Armory ★★★★★ (186)
CMMG Magazine Extension Kit for FN Five-Seven Pistol 10 rds
$16.99/ct $16.99 Get Guns N Ammo
CMMG 10RND EXT FN5.7 FITS 20RD MAGS
$16.99/ct $16.99 WTW Arms ★★★★★ (68)

UPC 852005002028 Price Graph

Today's low is $13.17/mag, 1% above the 180-day average low of $13.02/mag. Over the last 180 days, the lowest price peaked at $13.25/mag on August 28, 2026 and bottomed at $12.40/mag on June 4, 2026.

Daily Deals Email

Products at their 90-day low price.

Unsubscribe anytime with one click.

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