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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. KRISS MagEx 12+ Extension Kit for Glock 21 Magazine Complete Kit
    KRISS Vector Gen 2 .45 ACP +17 Round Magazine Extension Kit for Glock 21 Pistols
    (6)
    $32.99 $28.99 $29.69 Save $4.00
  2. 3 Pack - KRISS Vector Gen 2 .45 ACP +17 Round Magazine Extension Kit (BLK) for Glock Magazines
    3 Pack - KRISS Vector Gen 2 .45 ACP +17 Round Magazine Extension Kit for Glock Magazines
    (25)
    $85.99

    Add to Cart to See Price.

    $67.99 Save $18.00
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