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CaliforniaGun Shop

Glock 20SF 2

CategoryAccessories
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Pros & cons

What works

  • Full-power 10mm Auto in a duty-size platform
  • Short Frame grip fits smaller hands better than the standard 20
  • Shares magazines and most parts with the standard Glock 20
  • Versatile for hunting, woods carry, or home defense

Trade-offs

  • California roster status must be confirmed before purchase
  • 10mm recoil is stronger than 9mm or .40 S&W
  • Not a practical concealed-carry size
  • Ammunition costs more per round than 9mm

Specs at a glance

Glock 20SF 2 SPECS AT A GLANCE 10mm SIZE
Editorial diagram — measurements verified during testing.

About this product

The Glock 20SF is a full-size, semi-automatic pistol chambered in 10mm Auto, built on Glock's Short Frame (SF) grip that trims the circumference of the standard 20's grip for shooters with smaller hands. It's a duty-size gun aimed at hunters, backcountry carry, and anyone who wants 10mm's extra power over 9mm or .40 in a semi-auto platform. The SF designation only changes the grip frame dimensions - the slide, barrel, and 10mm chambering are shared with the standard Glock 20.

What is the Glock 20SF used for?

Most buyers pick the 20SF for woods carry against large game or as a hard-hitting duty and home-defense gun, since 10mm Auto out-punches 9mm and .40 S&W in raw energy. It's also popular as a hunting handgun paired with a longer-barreled 10mm carbine or as a truck gun for backcountry work where a rifle isn't practical to carry.

How does it compare to the standard Glock 20?

Mechanically they're the same gun - same slide, same barrel, same 10mm chambering and magazine capacity. The only difference is the SF's grip frame, which is reshaped to reduce circumference for shooters who find the standard Glock 20 grip too large to reach the trigger comfortably. If your hands fit the standard 20 fine, there's no functional reason to pay extra for the SF version.

What fits it?

Standard Glock 20 magazines, holsters, and most Glock OEM/aftermarket parts fit the 20SF since the frame's external grip changes don't affect the magazine well or slide rails. Sights, triggers, and other drop-in Glock accessories built for the Glock 20 platform are typically compatible.

Who is this not for?

It's not the ideal pick if recoil management matters more to you than raw power - 10mm in a polymer-frame pistol has noticeably more recoil than 9mm, and follow-up shots take more practice. It's also not a concealed-carry gun for most people; it's a full-size, duty-length pistol.

Does it work in California?

Whether we can deliver a Glock 20SF to you in California depends on its current standing on the state's handgun roster, since California only allows dealers to sell new handguns that are on that list. Roster status changes over time as models age off, so confirm the exact configuration with us before you order. Any handgun we do sell you ships to your local FFL and goes through the standard 10-day wait, DROS paperwork, and Firearm Safety Certificate - see our California gun laws page for the full process.

Key attributes

Caliber10mm Auto
FrameShort Frame (SF)
ActionStriker-fired semi-auto
CategoryFull-size duty pistol

Frequently asked questions

Is the Glock 20SF on California's handgun roster?
Roster status changes over time and varies by exact configuration, so confirm current listing with us before ordering.
What magazine capacity does the Glock 20 platform use?
Factory 10mm Glock 20 magazines run at the platform's standard capacity; California customers are limited to 10-round magazines regardless of what ships with the gun elsewhere.
Can I use Glock 29 magazines in the 20SF?
No - the 29 is a subcompact 10mm with its own shorter magazines; the 20SF uses full-size Glock 20 magazines.
How does 10mm recoil compare to .45 ACP?
10mm generally generates sharper, faster recoil than .45 ACP due to higher velocity and pressure, even though both are considered full-power defensive calibers.
Does the FFL transfer process differ for out-of-state purchases?
No - any handgun purchase, in-state or out, ships to a California-licensed FFL and goes through the same DROS, waiting period, and FSC requirements.
Sources & methodology. Editorial review and rating by California Gun Shop editorial based on hands-on testing notes and published vendor specifications. Pricing verified at time of publication. Last fact-checked 2026-09-11.
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