Promag Handgun Magazine Black for Glock 43x/48 9mm Luger 20/rd
$21.11
Enhance your Glock 43X or 48 with the Promag 20-round magazine, designed for reliable performance and capacity. Constructed from heat-treated steel with a durable black oxide finish, this magazine features a polymer catch insert for seamless compatibility with factory mag catches. Perfect for extended range sessions or competitive shooting, it’s made in the USA for quality you can trust.
8 in stock
Features:
- 20-round magazine
- Fits Glock 48 / 43X 9mm
- Magazine body constructed of heat treated steel with black oxide finish
- Steel magazine body with polymer catch insert allows use of factory Glock® mag catch with no modifications needed
- Injection molded magazine follower
- Spring is made from heat treated chrome silicon wire
- Made in USA
Frequently asked questions
What firearms does this magazine fit?
It fits Glock 43X and Glock 48 handguns chambered in 9mm Luger.
What is the magazine capacity?
The magazine has a 20-round capacity.
What materials and finish does the magazine use?
It has a heat-treated steel body with a black oxide finish, a polymer catch insert, an injection-molded follower, and a spring made from heat-treated chrome silicon wire.
Does this magazine require changes to the factory magazine catch?
No. The polymer catch insert allows use of the factory Glock magazine catch without modifications.
| Weight | 0.250 lbs |
|---|---|
| Dimensions | 6.500 × 4.000 × 1.250 in |
| Manufacturer | ProMag Industries |
| Capacity | 20 |
| Finish | Black |
| Frame Material | Steel |
| Caliber | 9mm Luger |
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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