ProMag GLK10 StandardBlack DuPont Zytel Polymer Detachable 6rd 380 ACP for Glock 42

The ProMag GLK10 is a 6-round magazine purpose-built for the Glock 42 in 380 ACP, engineered to give you reliable backup capacity or a spare mag for your compact carry gun. Whether you're running the Glock 42 for everyday concealed carry or as a backup piece, having extra magazines on hand is essential—and ProMag's polymer construction delivers durability without the weight penalty of steel. This magazine is made from DuPont Zytel polymer, a material that stands up to field use while remaining lightweight and corrosion-resistant.

The 6-round capacity matches the Glock 42's single-stack design, so this magazine feeds true to the platform and maintains the slim, carry-friendly profile you chose the 42 for in the first place. ProMag magazines are a cost-effective way to build out your magazine inventory, so you can keep one in your range bag, one on your person, and one in reserve—without breaking the bank. Black finish blends seamlessly with your firearm and gear.

If you regularly shoot your Glock 42 or rely on it for protection, spare magazines should be non-negotiable. The GLK10 gives you the capacity and reliability to stay in the fight, whether you're at the range or carrying daily. Drop one in your range bag today and know you've got backup when you need it.

Key Features

• 6-round capacity sized for Glock 42 single-stack platform
• DuPont Zytel polymer construction—lightweight, durable, and corrosion-resistant
• Black finish matches your firearm and tactical gear
• Reliable feed geometry for 380 ACP ammunition
• Affordable way to add spare magazines to your rotation

Specifications

Frequently Asked Questions

Will this magazine work with my Glock 42?

Yes—the ProMag GLK10 is designed specifically for the Glock 42 in 380 ACP. It feeds 6 rounds and maintains compatibility with the platform's geometry.

What's the advantage of polymer over steel magazines?

DuPont Zytel polymer offers significant weight savings, corrosion resistance, and durability for field use. For a carry gun like the Glock 42, that lighter weight counts when you're carrying daily.

How many magazines should I carry?

We recommend at least one spare magazine on your person or in your bag. Many shooters keep multiple spares—one in a range bag, one in a vehicle, and one as a backup. The GLK10 makes it affordable to build out that inventory.

Can I use this magazine for both range and carry?

Yes. This magazine is suitable for range practice, training, and carry use with your Glock 42. It's a reliable workhorse for any application your 42 serves.