4-Round Magazine Extension for Glock 43The 43 10 is a magazine floor plate replacement for the Glock 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. Advantages + 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