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Building out a Glock slide doesn't have to be complicated. The Shadow Systems slide completion kit brings solid, made-in-the-USA parts to the table for anyone finishing a stripped slide or refreshing worn internals. You get machined 17-4 stainless steel components that are seriously durable, with a heat-treated finish that gives them that distinctive amber color from the manufacturing process. These aren't MIM parts cut corners here.
The firing pin and extractor depressor plunger assembly come machined from solid billets of stainless steel, then heat treated to withstand real use. The rectangular tip firing pin meets standard Glock geometry, and you get a standard OEM specification extractor that plays nice with most ammunition. Parts arrive pre-assembled where it makes sense, so you're not wrestling with tiny springs on day one. The kit fits Glock Gen 1-4 platforms across the board, including the full-size G17, compact G19, subcompact G26, and extended G34.
This kit works whether you're upgrading an existing slide or completing a P80 build. The missing guide rod is actually intentional because recoil spring assemblies should be selected based on your specific setup and preferences. Shadow Systems lets you dial in performance rather than forcing you into one setup. Everything drops in with minimal fitting required, and builders report that parts slide into place smoothly without the headaches of poor machining tolerances.
The components include your firing pin with spacer sleeve, extractor, firing pin safety, extractor depressor plunger assembly, spring cups, cover plate, channel liner, and all the springs you need. You'll want to source a barrel, guide rod, and recoil spring separately based on your build goals.
Yes, this Shadow Systems kit is compatible with Glock Gen 1-4 double-stack 9mm slides across the G17, G19, G26, and G34 models. It also works with Shadow Systems slides designed for Glock Gen5 frames. Just verify your slide is a Gen 1-4 or compatible Gen5 variant before ordering.
This kit covers the internal firing mechanism and extractor system, but you'll still need a barrel, recoil spring assembly, and guide rod to finish the build. The guide rod is intentionally excluded so you can select a spring setup that matches your performance goals and preferences.
Most builders handle installation with basic tools like a punch set and channel liner tool. The parts are machined to tight tolerances so they drop in cleanly. That said, Shadow Systems recommends having a qualified gunsmith handle installation to ensure everything is margin checked for safe operation.
Guide rods and recoil springs are selected separately so you can customize performance. Different spring weights change how your build cycles, which is why Shadow Systems lets you pick components that match your specific slide and shooting preferences rather than locking you into one option.
| UPC | 853687007677 |
|---|---|
| Manufacturer | |
| Manufacturer Part Number | SGK-1004 |
| Model | |
| Shipping Weight | 0.055 |
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