My Cart ()
Back Close
Filters
Brand
  1. American Tactical Imports 1 item
  2. Apex Tactical 1 item
  3. Backup Tactical 1 item
  4. Carlson's Choke Tubes 27 items
  5. Die Free Co 1 item
  6. FAB Defense 1 item
  7. Ghost Inc 11 items
  8. Glock Magazines 2 items
  9. Kel-Tec 2 items
  10. Kimber 1 item
  11. KRISS USA 6 items
  12. Lancer Systems 6 items
  13. Mec-Gar 13 items
  14. Odin Works 3 items
  15. Pachmayr 1 item
  16. Panzer Arms 2 items
  17. Pearce Grip 11 items
  18. ProMag Magazines 2 items
  19. Shadow Systems 1 item
  20. Shield Arms 10 items
  21. Strike Industries 11 items
  22. Sylvan Arms 1 item
  23. TangoDown Inc. 2 items
  24. Taran Tactical Innovations 5 items
  25. Timber Creek Outdoors 2 items
  26. Tyrant Designs 10 items
  27. Walther 5 items
  28. Warne Scope Rings 12 items
  29. XTech Tactical 14 items
Color
  1. Aluminum 3 items
  2. Black 149 items
  3. Blue 19 items
  4. Brass 2 items
  5. Burnt Bronze 2 items
  6. Coyote 1 item
  7. Coyote Bronze 2 items
  8. Dark Earth 4 items
  9. Flat Black 4 items
  10. Flat Dark Earth 15 items
  11. Gold 12 items
  12. Gray 17 items
  13. Nickel 1 item
  14. ODA Green 2 items
  15. Olive Drab Green 6 items
  16. Orange 5 items
  17. Purple 2 items
  18. Red 25 items
  19. Robin Egg Blue 2 items
  20. Silver 1 item
  21. Titanium Gray 1 item
  22. Tungsten 2 items
  23. White 6 items
Platform
  1. AR-15 3 items
  2. Benelli 10 items
  3. Beretta 3 items
  4. Browning 3 items
  5. Canik 1 item
  6. CZ 8 items
  7. Double Stack Pistol 2 items
  8. FN 1 item
  9. Franchi 2 items
  10. Glock 72 items
  11. Heckler & Koch 2 items
  12. Mossberg 3 items
  13. Panzer Arms 2 items
  14. Remington 6 items
  15. Shotgun 28 items
  16. Sig Sauer 11 items
  17. Single Stack Pistol 3 items
  18. Smith & Wesson 8 items
  19. Springfield Armory 8 items
  20. Stoeger 1 item
  21. Taurus 1 item
  22. Tristar 2 items
  23. Walther 5 items
  24. Winchester 2 items
Caliber
  1. 10mm Auto 2 items
  2. 12 Gauge 1 item
  3. 223 Remington 3 items
  4. 300 AAC Blackout 1 item
  5. 380 Auto (ACP) 1 item
  6. 40 S&W 9 items
  7. 45 Auto (ACP) 2 items
  8. 5.56mm NATO 3 items
  9. 9mm Luger 34 items
Capacity
  1. 1-Round 2 items
  2. 2-Round 13 items
  3. 3-Round 6 items
  4. 4-Round 7 items
  5. 5-Round 19 items
  6. 6-Round 6 items
  7. 7-Round 4 items
  8. 8-Round 4 items
  9. 9-Round 1 item
  10. 17-Round 2 items
  11. 18-Round 2 items
  12. 23-Round 2 items
  13. 40-Round 1 item
Material
  1. Aluminum 53 items
  2. Brass 1 item
  3. Carbon Fiber / Aluminum 4 items
  4. Polymer 61 items
  5. Stainless Steel 28 items
Inventory
  1. In Stock 140 items
  2. Out of Stock 25 items
Customer Rating
  1. 5
    40 items
  2. 4
    & up     70 items
  3. 3
    & up     82 items
  4. 2
    & up     88 items

Magazine Extensions

Maximize your carry capacity with Magazine Extensions from GunMag Warehouse. Whether you’re looking for factory extension sleeves, aftermarket upgrade kits, or extended floor plates for factory and aftermarket magazines, we offer a huge selection of magazine extensions from top-selling brands, such as KRISS®, Ruger®, Tyrant Designs®, and CMMG®. What are you waiting for? Shop our full collection of mag extensions today!

Page
  5. Warne 9mm +2 Magazine Extension for Glock 43
    Warne 9mm +2 Magazine Extension for Glock 43
    Coupon Available
    $39.99 $34.99 Save $5.00
  14. Taran Tactical Firepower +4 Magazine Extension for Glock 21 / 41 Pistols
    Taran Tactical Firepower +4 Magazine Extension for Glock 21 / 41 Pistols
    $42.99 $39.99 Save $3.00
  15. Taran Tactical Firepower +4 / +5 Magazine Extension for Glock 19 / 23 Pistols
    Taran Tactical Firepower +4 / +5 Magazine Extension for Glock 19 / 23 Pistols
    $42.99 $39.99 Save $3.00
  16. Taran Tactical Firepower +1 / +2 Magazine Extension for Smith & Wesson M&P Shield Pistols
    Taran Tactical Firepower +1 / +2 Magazine Extension for Smith & Wesson M&P Shield Pistols
    $42.99 $39.99 Save $3.00
  17. Taran Tactical Firepower +3 / +4 Magazine Extension for Glock 17 / 22 Pistols
    Taran Tactical Firepower +3 / +4 Magazine Extension for Glock 17 / 22 Pistols
    $31.99 $29.99 Save $2.00
  18. Taran Tactical Firepower +5 / +6 Magazine Extension for Glock 17 / 22 Pistols
    Taran Tactical Firepower +5 / +6 Magazine Extension for Glock 17 / 22 Pistols
    $42.99 $38.99 $39.99 Save $4.00
  19. Backup Tactical +5 Magazine Extension for Glock 19 / 23 Pistols
    Backup Tactical +5 Magazine Extension for Glock 19 / 23 Pistols
    (1)
    $59.99 $54.99 Save $5.00
  21. Glock 9mm / .40 S&W +2 Factory Magazine Extension
    Glock 9mm / .40 S&W +2 Factory Magazine Extension
    Out of stock
    $8.99 $7.99 Save $1.00
  24. Die Free Co Dos Boot +2 Magazine Extension for Magpul Gen3 AR-15 PMAGs 3-Pack
    Die Free Co Dos Boot +2 Magazine Extension for Magpul Gen3 AR-15 PMAGs 3-Pack
    Out of stock
    (3)
    $20.99
  27. Mec-Gar Plus-3 Adapter Set for Sig P228 Pistols
    Mec-Gar Plus-3 Adapter Set for Sig P228 Pistols
    Out of stock
    (1)
    $12.99 $9.49 Save $3.50
  28. Warne 9mm +4 Magazine Extension for CZ 75
    Warne 9mm +4 Magazine Extension for CZ 75
    Out of stock
    (1)
    $39.99 $29.99 Save $10.00
  29. Shield Arms Gen 2 / 3 S15 +2 Magazine Extension
    Shield Arms Gen 2 / 3 S15 +2 Magazine Extension
    Out of stock
    $34.99 $32.99 Save $2.00
  35. Walther +2 Aluminum 9mm Magazine Extension for PPQ Pistols
    Walther +2 Aluminum 9mm Magazine Extension for PPQ Pistols
    Out of stock
    $60.99 $44.99 Save $16.00
  36. Walther Q-Series +2 Steel Extended Baseplate
    Walther Q-Series +2 Steel Extended Baseplate
    Out of stock
    $80.99 $71.99 Save $9.00
Page
Filter