Compatibility Guides

The most involved swap on a Glock, usually for an optic cut. Which aftermarket slide fits your frame.

The sprung bar you pull to field strip, not the slide stop. Which lever fits, with 43/43X/48 taking their own.

The cheapest meaningful change to how a Glock trigger breaks. Which connector and spring kit fits your pistol.

A machined aluminium floor plate adds weight low and survives concrete. Which NDZ plate fits your magazines, by generation.

Which trigger connector and spring kit fits the Glock 34 Gen 3, what it changes about the break, and the NDZ parts verified against it.

Which trigger connector and spring kit fits the Glock 34 Gen 5, and what the Gen 5 trigger group changes.

Which recoil spring fits the Glock 21 Gen 5, what the .45 ACP assembly needs, and the NDZ parts verified against it.

Which recoil spring fits the Glock 23 across generations, what changes between them, and the NDZ parts verified against it.

Which recoil spring fits the Glock 23 Gen 4, why the Gen 4 dual-spring assembly matters, and the NDZ parts verified against it.

Which recoil spring fits the Glock 23 Gen 5, how the Gen 5 assembly differs, and the NDZ parts verified against it.