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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!

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  6. Tyrant Designs Glock 43 +1 Magazine Extension (BLACK) Right
    Tyrant Designs +1 Magazine Extension for Glock 43 Pistols
    $29.95 $29.99 $19.99 $26.99 Save $10.00
  8. 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
  13. Backup Tactical +5 Magazine Extension for Glock 19 / 23 Pistols - BLK
    Backup Tactical +5 Magazine Extension for Glock 19 / 23 Pistols
    (1)
    $59.99 $54.99 Save $5.00
  15. TangoDown Vickers Tactical Glock G43 +2 Round Magazine Extension - BLK
    TangoDown Vickers Tactical +2 Round Magazine Extension for Glock G43 Magazines
    (1)
    $16.99
  19. Mec-Gar +2 Magazine Extension for Glock 17 / 19 Pistols - Black
    Mec-Gar +2 Magazine Extension for Glock 17 / 19 Pistols
    Out of stock
    $16.99 $10.99 Save $6.00
  21. Shadow Systems CR920X +3 Magazine Extension Kit
    Shadow Systems CR920X +3 Magazine Extension Kit
    Out of stock
    $30.99 $25.99 Save $5.00
  22. Odin Works Magpul GL9 Glock 17 / 19 / 26 Magazine Base Pad - Black
    Odin Works Magpul GL9 Glock 17 / 19 / 26 Magazine Base Pad
    Out of stock
    $35.99 $33.99 Save $2.00
  28. Odin Works +5 Magazine Extension for Glock 17 / 22 Pistols - Black
    Odin Works +5 Magazine Extension for Glock 17 / 22 Pistols
    $35.99 $39.99 $33.99 $37.99 Save $2.00
  29. Warne Scope Mounts +5 / +4 Extended Base Pad for Glock 17 / 22 - Black
    Warne Scope Mounts +5 / +4 Extended Base Pad for Glock 17 / 22
    (3)
    $49.99 $39.99 Save $10.00
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