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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!

  1. Tyrant Designs Magazine Extension for Glock 19 / 23 Pistols - BLUE
    Tyrant Designs Magazine +5 / 4 Extension for Glock 19 / 23 Pistols
    (23)
    $39.99 $33.99 $35.99 Save $6.00
  2. Mec-Gar +2 Aluminum Extended Base Pad for Mags w/ Metal Floorplate - Blue
    Mec-Gar +2 Aluminum Extended Base Pad for Mags w/ Metal Floorplate
    (1)
    $33.99 $36.99 $21.49 $23.99 Save $13.00
  3. Warne Scope Mounts +5 Extended Base Pad for Sig Sauer P320 Pistols - Blue
    Warne Scope Mounts +5 Extended Base Pad for Sig Sauer P320 Pistols
    (1)
    $47.99 $49.99 $29.99 $39.99 Save $20.00
  4. Walther Taylor Freelance +0 Competition 9mm / .40cal Magazine Extension for PPQ Pistols - BLUE
    Walther Taylor Freelance +0 Competition 9mm / .40cal Magazine Extension for PPQ Pistols
    (1)
    $30.99 $35.99 $25.99 Save $10.00
  5. Backup Tactical +5 Magazine Extension for Glock 19 / 23 Pistols - Blue
    Backup Tactical +5 Magazine Extension for Glock 19 / 23 Pistols
    (1)
    $59.99 $54.99 Save $5.00
  6. Timber Creek Outdoors Sig Sauer P320 Magazine Extension Plate - BLUE
    Timber Creek Outdoors Sig Sauer P320 Magazine Extension Plate
    (1)
    $49.99 $29.99 $31.99 Save $20.00
  7. Odin Works +5 Magazine Extension for Glock 17 / 22 Pistols - Blue
    Odin Works +5 Magazine Extension for Glock 17 / 22 Pistols
    Out of stock
    (1)
    $35.99 $39.99 $33.99 $37.99 Save $2.00
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