UPC 708279014369 from 64 retailers

  • Magazines
  • .45 ACP
  • ProMag
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PROMAG REPLACEMENT MAGAZINE - This magazine will fit a Glock 21 and

Price History
PROMAG FOR GLK 21 45ACP 13RD BLK
$5 Off Code CALIBERKING
$12.99/ct $12.99 Gun Place ★★★★★ (206)
PROMAG FOR GLK 21 45ACP 13RD BLK
Shipping $10
$14.14/ct $14.14 AZ Arms Depot ★★★★★ (229)
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UPC 708279014369 Price Graph

  • Today's low of $12.99/mag is cheaper than 11% of daily lows in the last 180 days.
  • Today's average of $15.90/mag is more expensive than 55% of daily averages in the last 180 days.
  • The low peaked at $13.60/mag on May 25, 2026 and bottomed at $11.61/mag on October 9, 2026.

ProMag GLKA14 Glock Compatible 45 ACP G21,30 13rd Black Detachable
$12.99/ct $12.99 Gun Wise
PROMAG FOR GLK 21 45ACP 13RD BLK
Free Shipping > $900 CC Fee 3%
$13.73/ct $13.73 Armed in Michigan ★★★★★ (714)
PROMAG FOR GLK 21 45ACP 13RD BLK
$13.81/ct $13.81 Vital Defense ★★★★★ (14)
PROMAG FOR GLK 21 45ACP 13RD BLK
Shipping $20
$14.14/ct $14.14 Down Range Firearms ★★★★★ (8)
ProMag GLKA14 13rd Magazine for Glock 21/30 .45 ACP
$14.14/ct $14.14 Georgia Guns & Ammo ★★★★★ (2)
PROMAG FOR GLK 21 45ACP 13RD BLK
$14.27/ct $14.27 Pickett's Mill Armory ★★★★★ (26)
PROMAG FOR GLK 21 45ACP 13RD BLK
$14.30/ct $14.30 Allied Arms ★★★★★ (310)
PROMAG FOR GLK 21 45ACP 13RD BLK
Shipping $20 Free Shipping > $1,000
$14.40/ct $14.40 Life2A ★★★★★ (3)

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PROMAG REPLACEMENT MAGAZINE - This magazine will fit a Glock 21 and can hold up to 13rounds of 45 ACP.
Shipping $8
$14.44/ct $14.44 Guns.com ★★★★★ (38,455)
PROMAG FOR GLK 21 45ACP 13RD BLK
$14.45/ct $14.45 MCM Tactical ★★★★★ (60)
PROMAG FOR GLK 21 45ACP 13RD BLK
Free Shipping > $500
$14.53/ct $14.53 Timber Hole Outdoors ★★★★★ (6)
PROMAG FOR GLK 21 45ACP 13RD BLK
$14.61/ct $14.61 Patriotic Firearms
13RD MAGAZINE FOR GLOCK~ 21 45ACP POLYMER BLACK
$14.74/ct $14.74 Don's Weaponry ★★★★★ (252)
PROMAG FOR GLK 21 45ACP 13RD BLK
CC Fee 6%
$14.79/ct $14.79 All Things Firearm ★★★★★ (3)
ProMag Glock 21 45 ACP 13rd Magazine
Free Shipping > $500
$14.94/ct $14.94 Shooting Surplus ★★★★★ (193)
ProMag .45 ACP 13-Round Magazine for Glock 21 Pistols
$14.99/ct $14.99 GunMag Warehouse ★★★★★ (71)
ProMag GLKA14 Standard 13rd 45 ACP Compatible w/ Glock 30/21 Black DuPont Zytel Polymer
$15.00/ct $15.00 CLB Guns ★★★★★ (45)
PROMAG FOR GLK 21 45ACP 13RD BLK
$15.00/ct $15.00 Highland Arms ★★★★★ (49)
PROMAG FOR GLK 21 45ACP 13RD BLK
Shipping $14 Free Shipping > $500 CC Fee 3%
$15.05/ct $15.05 Minutemen Defense ★★★★★ (54)
PROMAG FOR GLK 21 45ACP 13RD BLK
Free Shipping > $1,250
$15.05/ct $15.05 Nadir Solutions ★★★★★ (18)
Promag Magazine for Glock 21 .45 ACP Black Polymer 13/rd
Shipping $20
$15.16/ct $15.16 JB Armament ★★★★★ (126)
PROMAG FOR GLK 21 45ACP 13RD BLK
$15.31/ct $15.31 Ecommerce Arms
PROMAG FOR GLK 21 45ACP 13RD BLK
Shipping $20
$15.32/ct $15.32 Custom Creatives Group ★★★★★ (24)
Promag Magazine for Glock 21 .45 ACP Black Polymer 13/rd
$15.35/ct $15.35 The Arsenal Project ★★★★★ (16)
PROMAG FOR GLK 21 45ACP 13RD BLK
Shipping $20 Free Shipping > $1,000
$15.43/ct $15.43 Dave's Guns ★★★★★ (28)
Promag Magazine for Glock 21 .45 ACP Black Polymer 13/rd
$15.49/ct $15.49 Redsand Tactical
PROMAG FOR GLK 21 45ACP 13RD BLK
Shipping $13 Free Shipping > $500
$15.58/ct $15.58 Axolotl Arms ★★★★★ (126)
ProMag Glock Model 21 .45 ACP 13 Round Magazine - Black
Shipping $16
$15.61/ct $15.61 Caliber Depot ★★★★★ (6)
PROMAG FOR GLK 21 45ACP 13RD BLK
Shipping $18
$15.71/ct $15.71 Sharp's Shooting Supply ★★★★★ (34)
PROMAG FOR GLK 21 45ACP 13RD BLK
Shipping $19 Free Shipping > $750
$15.71/ct $15.71 Riddle Firearms
ProMag 13-Round .45 ACP Magazine for Glock 21
Shipping $10
$15.99/ct $15.99 Alexander's Store ★★★★★ (1,532)
PROMAG FOR GLK 21 45ACP 13RD BLK
Shipping $11
$15.99/ct $15.99 Underground Tactical
ProMag GLKA14 Standard 13rd 45 ACP Compatible w/ Glock 30/21 Black DuPont Zytel Polymer
Shipping $15 Free Shipping > $149
$15.99/ct $15.99 Extreme Products ★★★★★ (83)
ProMag 13RD MAGAZINE FOR GLOCK~ 21 45ACP POLYMER BLACK
Shipping $15 Free Shipping > $500
$15.99/ct $15.99 BuyAGun ★★★★★ (3)
.45acp Magazine For GlockA(R) 21 - 13rd Magazine For GlockA(R) 21 45acp Polymer Black
$15.99/ct $15.99 Brownells ★★★★★ (737)
ProMag 13 Round .45 ACP Magazine, Black - GLKA14
$15.99/ct $15.99 Palmetto State Armory ★★★★★ (1,164)
PROMAG FOR GLK 21 45ACP 13RD BLK
$15.99/ct $15.99 Big Bee Bee ★★★★★ (11)
PROMAG FOR GLK 21 45ACP 13RD BLK
CC Fee 3%
$15.99/ct $15.99 Cornerstone Arms ★★★★★ (373)
PROMAG FOR GLK 21 45ACP 13RD BLK
Shipping $15 Free Shipping > $500
$16.00/ct $16.00 Garrison's Guns ★★★★★ (21)
PROMAG FOR GLK 21 45ACP 13RD BLK
$16.00/ct $16.00 Precision Gunworks
ProMag GLKA14 Standard 13rd 45 ACP Compatible w/ Glock 30/21 Black DuPont Zytel Polymer
$16.00/ct $16.00 Birmingham Hill Armory ★★★★★ (16)
PROMAG FOR GLK 21 45ACP 13RD BLK
Shipping $15 Free Shipping > $500
$16.30/ct $16.30 Hollow Point Arms ★★★★★ (8)
PROMAG FOR GLK 21 45ACP 13RD BLK
$16.58/ct $16.58 Utah Fast ★★★★★ (101)
PROMAG FOR GLK 21 45ACP 13RD BLK
Shipping $10 Free Shipping > $100
$16.84/ct $16.84 Conkey's Outdoors ★★★★★ (175)
PROMAG FOR GLK 21 45ACP 13RD BLK
$16.94/ct $16.94 Tungsten Creek Tactical
ProMag 13 Round Detachable Magazine for Glock G21/G30, 45 ACP, Black Finish (GLKA14)
$16.98/ct $16.98 Able Ammo ★★★★★ (397)
ProMag GLKA14 Standard 13rd 45 ACP Compatible w/ Glock 30/21 Black DuPont Zytel Polymer
Shipping $11
$16.99/ct $16.99 Selway Armory ★★★★★ (186)
PROMAG FOR GLK 21 45ACP 13RD BLK
Free Shipping > $250 $15 Off Orders $75+ Code CALIBERKING
$16.99/ct $16.99 Brickhouse Firearms
PROMAG FOR GLK 21 45ACP 13RD BLK
$16.99/ct $16.99 WTW Arms ★★★★★ (68)
PROMAG FOR GLK 21 45ACP 13RD BLK
$16.99/ct $16.99 2 If By Sea Tactical ★★★★★ (135)
PROMAG FOR GLK 21 45ACP 13RD BLK
$16.99/ct $16.99 Pathfinder Militaria ★★★★★ (106)
PRO MAG MAGAZINE FOR GLOCK 21 - 45ACP 13RD BLACK POLYMER
Shipping $25 $25 Off Orders $200+ Code LOCKNLOAD25
$17.45/ct $17.45 Scottsodg.com
Promag For Glk 21 45 ACP 13RD BLK
$17.52/ct $17.52 Shiner Tactical ★★★★★ (6)
PROMAG FOR GLK 21 45ACP 13RD BLK
Shipping $15 Free Shipping > $500
$17.67/ct $17.67 Kinetic Armory ★★★★★ (3)
PRO MAG MAGAZINE FOR GLOCK 21 - 45ACP 13RD BLACK POLYMER
$17.99/ct $17.99 Get Guns N Ammo
ProMag GLKA14 Standard 13rd 45 ACP Compatible w/ Glock 30/21 Black DuPont Zytel Polymer
Free Shipping > $700
$18.67/ct $18.67 Freedom Firearms ★★★★★ (2)
PROMAG FOR GLK 21 45ACP 13RD BLK
$18.68/ct $18.68 Bulletproof Outfitters ★★★★★ (133)
Promag Magazine for Glock 21 .45 ACP Black Polymer 13/rd
$18.79/ct $18.79 Firearms Express
ProMag GLK-A14 Glock 21 45 ACP 13rd Magazine
Free Shipping
$19.99/ct $19.99 Bereli ★★★★★ (1,013)
ProMag Standard 13 Round Magazine for Glock 21/30
$19.99/ct $19.99 Scheels ★★★★★ (4,982)
PROMAG FOR GLK 21 45ACP 13RD BLK
$19.99/ct $19.99 Coastal Firearms
ProMag Pistol Magazine Glock 21 .45 ACP 13 Round Black 1 Pack DuPont Zytel Polymer 13RD
Free Shipping > $49
$29.59/ct $29.59 Optics Planet

UPC 708279014369 Price Graph

  • Today's low of $12.99/mag is cheaper than 11% of daily lows in the last 180 days.
  • Today's average of $15.90/mag is more expensive than 55% of daily averages in the last 180 days.
  • The low peaked at $13.60/mag on May 25, 2026 and bottomed at $11.61/mag on October 9, 2026.

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