Shield Arms Magazine Extension +5/+4 for Glock 17/22/34/35/19X/45 Black
$31.33
Shield Arms Magazine Extension +5/+4 for Glock 17/22/34/35/19X/45 Black
Increases magazine capacity by up to 9 rounds per magazine (5+4) and up to 13 rounds per magazine (10+3). The unique easy access floor plate design allows for simplified reload procedures. Compatible with all standard Glock models, including the 17, 22, 34, 35, 19X, and 45 calibers.
71 in stock
The Shield Arms Glock 17/22/34/35/19X/45 Magazine Extension adds 5 rounds to your Glock 17/19X/34/45 magazine and 4 rounds to your Glock 22/35 magazine. Our unique easy access floor plate design allows you to easily access the spring and follower without having to remove the extension from the magazine body.
Features
- Unique easy access floor plate design to service or clean the magazine body without the need to remove the magazine extension from the magazine body.
- Index cuts on the extension body to increase grip when coming out of a magazine pouch.
- Machined from billet 6061 aluminum
- Type 2 anodized
- Adds 5 rounds to Glock 17/19X/34/45 9mm
- Adds 4 rounds to Glock 22/35 40 S&W
- Comes with a +10% power spring
- Fits OEM Glock magazines only
- Proudly made in the USA
- Fits most aftermarket flared mag wells
| Weight | 0.140 lbs |
|---|---|
| Dimensions | 12.000 × 4.000 × 1.000 in |
| Manufacturer | Shield Arms |
| Finish | Type 2 anodized |
| Material | billet 6061 aluminum |
| Compatible With | Glock 17/22/34/35/19X/45 |
PROCESSING & SHIPPING
Orders typically ship within 1–3 business days (Monday–Friday) after payment and all required documentation are received. Time to arrival after shipment depends on the carrier. Shipping method is at BT Gun Company’s discretion; ammunition and oversized accessories are charged at actual shipping cost. We do not ship to Hawaii or Alaska.
FIREARM TRANSFERS
- Firearms must ship to a licensed FFL dealer of your choosing — confirm with them first that they can accept the transfer.
- Your receiving FFL will need to email their license to [email protected] before we can ship.
- Inspect your firearm at your FFL’s location before signing ATF Form 4473 — once signed, the firearm is considered accepted.
You’re responsible for knowing the firearms laws in your state before ordering. For complete shipping, returns, and restocking-fee policy details, see our Shipping & Returns page.

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