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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. Odin Works +5 Magazine Extension for Sig Sauer P320 Pistols
    Odin Works +5 Magazine Extension for Sig Sauer P320 Pistols
    $35.99 $39.99 $33.99 $38.99 Save $2.00
  2. Odin Works 9mm / .40 SW +5/4 Magazine Extension for Smith & Wesson M&P Pistols
    Odin Works 9mm / .40 SW +5/4 Magazine Extension for Smith & Wesson M&P Pistols
    $35.99 $39.99 $33.99 $37.99 Save $2.00
  3. 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
  4. Odin Works +5 Magazine Extension for Glock 17 / 22 Pistols
    Odin Works +5 Magazine Extension for Glock 17 / 22 Pistols
    $35.99 $39.99 $33.99 $37.99 Save $2.00
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