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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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  1. Warne Scope Mounts +3 / +2 Extended Base Pad for Glock 17 / 22
    Warne Scope Mounts +3 / +2 Extended Base Pad for Glock 17 / 22
    (1)
    $39.99 $29.99 Save $10.00
  2. 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
  4. Timber Creek Outdoors Magazine Extension for Gen 4 / Gen 5 Glock 17, 19, and 34 Magazines
    Timber Creek Outdoors Magazine Extension for Gen 4 / Gen 5 Glock 17, 19, and 34 Magazines
    (2)
    $49.99 $29.99 $31.99 Save $20.00
  7. Tyrant Designs +3 Magazine Extension for Glock 43 Pistol Magazines
    Tyrant Designs +3 Magazine Extension for Glock 43 Pistol Magazines
    (16)
    $34.99 $26.99 $31.99 Save $8.00
  8. Odin Works +5 Magazine Extension for Glock 17 / 22 Pistols
    Odin Works +5 Magazine Extension for Glock 17 / 22 Pistols
    (1)
    $35.99 $39.99 $33.99 $37.99 Save $2.00
  10. Tyrant Designs +1 Magazine Extension for Glock 43 Pistols
    Tyrant Designs +1 Magazine Extension for Glock 43 Pistols
    $29.95 $29.99 $19.99 $26.99 Save $10.00
  13. 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
  19. TangoDown Vickers Tactical +2 Round Magazine Extension for Glock G43 Magazines
    TangoDown Vickers Tactical +2 Round Magazine Extension for Glock G43 Magazines
    (1)
    $16.99
  22. Shadow Systems CR920X +3 Magazine Extension Kit
    Shadow Systems CR920X +3 Magazine Extension Kit
    Out of stock
    (1)
    $30.99 $25.99 Save $5.00
  23. Warne Scope Mounts +5 / +4 Extended Base Pad for Glock 17 / 22
    Warne Scope Mounts +5 / +4 Extended Base Pad for Glock 17 / 22
    Out of stock
    (3)
    $49.99 $39.99 Save $10.00
  24. Odin Works Magpul GL9 Glock 17 / 19 / 26 Magazine Base Pad
    Odin Works Magpul GL9 Glock 17 / 19 / 26 Magazine Base Pad
    Out of stock
    $35.99 $33.99 Save $2.00
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