GLOCK 20 G3 MAGAZINE - 10mm - 10 ROUND CAPACITY - 15 ROUND BODY - BLACK
GlockThe Glock 20 10mm 10-Round Magazine delivers the legendary Glock reliability you depend on, purpose-built for the G20 platform and California-compliant with a 10-round capacity housed in a full-size 15-round body.
- California-compliant 10-round capacity in a standard 15-round magazine body
- Hardened steel insert encased in high-tech, impact-resistant polymer shell
- Integrated polymer viewing windows for fast, at-a-glance round counting
- High-quality spring and follower ensure reliable feeding shot after shot
- Polymer base plate absorbs impact if dropped, protecting magazine internals
- OEM Glock fitment guarantees a perfect drop-free fit in the G20 pistol
Who This Is For
This magazine is ideal for Glock 20 owners in California who want a factory-original, state-compliant magazine for range training, home defense, or everyday carry. Whether you're a seasoned 10mm shooter or new to the G20 platform, this OEM magazine ensures the flawless performance Glock is known for — with zero compromises on build quality or reliability.
Specifications
| Brand | Glock |
|---|---|
| Compatible Firearm | Glock 20 (Gen 1–3) |
| Caliber | 10mm Auto |
| Capacity | 10 Rounds (CA Compliant) |
| Magazine Body | 15-Round Profile |
| Construction | Hardened Steel Insert / Polymer Exterior |
| Base Plate | Polymer |
| Viewing Windows | Yes |
| Finish | Black |
| OEM / Aftermarket | OEM (Factory Glock) |
Frequently Asked Questions
Will this magazine work in all Glock 20 generations?
This magazine is designed specifically for the Glock 20 chambered in 10mm Auto and is compatible with Gen 1 through Gen 3 variants. If you own a Gen 4 or Gen 5 Glock 20, it will still function, though Gen 4/5 pistols ship with their own updated magazine bodies. Always confirm fitment with your specific generation before purchase.
Why does a 10-round magazine have a 15-round body?
This is a California-compliant "blocked" magazine. The physical body is the same as the standard 15-round Glock 20 magazine, but it has been permanently or semi-permanently restricted to hold no more than 10 rounds to comply with California's magazine capacity laws. This design allows the magazine to sit flush and function identically in the firearm while remaining legal for California residents.
Is this a factory Glock magazine or an aftermarket product?
This is a genuine, factory-original Glock magazine — not an aftermarket clone. It is manufactured to Glock's exact tolerances using a hardened steel feed lip insert encased in high-tech polymer, ensuring the same reliability and drop-free fit you'd expect from any OEM Glock accessory. For best performance and longevity, always choose factory Glock magazines over imitations.
- Capacity:
- 10/15 Round
- Caliber:
- 10mm
- Color:
- Black
- Follower Color:
- Black
- Type:
- Pistol Magazine
- CA Compliant:
- Yes
- Platform:
- Glock
- Material:
- Polymer
Reviews
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Glock mag
Glock 20 10mm blocked magazine works perfectly
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QUALITY & QUICK SHIP
THE PRODUCT WORKS AS INTENDED & IVE ALREADY PUT HUNDREDS OF ROUNDS THROUGH THE MAG & NO PROBLEMS!!! DEF REC
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Shipping
Love the product please fix shipping still havint got my package