4-Round Magazine Extension for Glock 43

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Product Overview

The 42/43-10 is a magazine floor-plate replacement for the Glock 42/43 that adds 4 rounds for a total of 10 rounds in a magazine.

Special ergonomic design enables secure manipulation of the magazine and a full grip on the weapon when the magazine is in use.


  • + 4 rounds for a total of 10 rounds in the magazine! In 2021 Glock added an extra Coil to their magazines so you can only fit 3 extra rounds!!!
  • Enables a full grip on the handgun
  • Contoured finger indents for a firm grip during magazine manipulation
  • Innovative spring plate allows the use of the original magazine spring
  • Fiberglass reinforced polymer construction
  • Available in Matt Black with additional colours to follow


Glock 42 & 43 only!