Glock 9mm 31/33 Round XP Magazine Spring by Wolff

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Magazine Springs - 9mm- 31/33 Round by Wolff

Wolff magazine springs for use in Glock pistols are available in +10% extra power to improve feeding and magazine performance. Note: W. C. Wolff Company does not recommend use of extended base pads with Glock magazines, the exception of the Glock factory +2 extensions for their 9mm magazines.


  • Made for 31rd Glock Mags
  • Popular for PCC magazines


Important Warning: Modification to your firearm may nullify the manufacturers warranty. This product must be installed by a qualified gunsmith. No liability is expressed or implied for damage or injury which may result from improper installation or use of this product.

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2 Reviews

  • 5
    If you have Korean made

    Posted by Shawn Balch on Oct 25th 2020

    Makes them just as good as the Glock ones. Just use the Glock followers and walla.

  • 5
    It works as advertise

    Posted by Fred on Dec 14th 2018

    Good spring for a 31 round magazine with an extension; it gives extra tension for reliability when feeding the rounds.