One of the biggest questions surrounding Glock Gen 6 is whether existing Gen 5 accessories still work. Since Glock kept much of the external geometry familiar

Whenever Glock releases a new generation, one of the biggest questions is how much of the aftermarket ecosystem still works.

Upgrading a Glock Gen 6 is less about adding parts and more about improving how the pistol feels, responds, and performs under pressure.

Glock Gen 6 looks familiar on the outside, but internally it introduces changes that affect parts compatibility.

Magazine extensions increase capacity and improve grip surface, but reliability depends on more than just adding rounds.

When a new Glock generation drops, the biggest question is always the same: what actually carries over? While Gen 6 keeps a familiar external profile, internal changes make compatibility more limited than most expect.