The Glock Gen 6 arrives with several improvements over previous generations, including updated ergonomics, refined controls, and an improved optics-ready system. Even so, many owners begin looking at aftermarket upgrades almost immediately.

The Glock Gen 6 maintains much of the familiar Glock platform, but several important internal changes mean not every aftermarket part from previous generations transfers over successfully.

The Glock Gen 6 platform introduced updates to ergonomics, optics mounting, trigger design, recoil system geometry, and internal components.

The Glock Gen 6 arrives as one of the most refined factory pistols ever released, featuring enhanced ergonomics, a flat-faced trigger, and improved optics integration. However, even this optimized baseline benefits significantly from strategic upgrades.

A compensator can significantly change how a Glock 43 shoots, but performance depends on more than simply attaching the device to the barrel.

An extended magazine release is one of the most practical upgrades available for a Glock Gen 6. Unlike many cosmetic modifications, it directly affects reload speed, grip consistency, and overall ergonomics.