GrovTec US Inc GTSW298 1" Push Button Mag Cap Set for Mossberg 590/835 12 Gauge Shotguns - Black Oxide Steel

The GrovTec US Inc GTSW298 1" push button mag cap set for Mossberg 590/835 12 gauge shotguns is a no-fuss upgrade for shooters who want quick, reliable access to their magazine tube. Built from black oxide steel, this mag cap pair delivers the durability you need for hunting, sport shooting, or home defense without overthinking it. If you run a 590 or 835, these caps give you a faster, more ergonomic way to manage your reload than fumbling with a standard cap.

Push-button operation means no twisting, no guessing—just press and go. The 1" diameter fits the magazine tube on your Mossberg perfectly, and the black oxide finish resists corrosion and blends seamlessly with your shotgun's hardware. Whether you're in the field, at the range, or keeping one ready at home, a quality mag cap set is one of those small upgrades that smooths out the shooting experience and keeps your ammo secure.

GrovTec has built a reputation for straightforward, functional shotgun accessories, and this set carries that same no-nonsense approach. It's a solid choice if you want to modernize your 590 or 835 without breaking the bank or waiting on a custom order.

Key Features

• Push-button operation for fast, intuitive mag cap removal
• Black oxide steel construction resists corrosion
• 1" diameter fits Mossberg 590/835 12 gauge magazine tubes
• Set of two caps
• Simple, reliable design that requires no special tools

Specifications

Frequently Asked Questions

Will these mag caps fit my Mossberg 590 or 835?

Yes. The GTSW298 is designed specifically for Mossberg 590 and 835 12 gauge shotguns with a 1" magazine tube diameter.

What's included in this set?

You receive a set of two push-button mag caps.

Why choose a push-button cap over a standard threaded cap?

Push-button caps are faster to operate—no twisting required—and they're easier to manipulate quickly during shooting. The ergonomic design also helps you manage your reload more intuitively.

Will the black oxide finish hold up to field use?

Black oxide steel is a proven corrosion-resistant finish commonly used on shotgun components. It's built to handle outdoor hunting and sport shooting conditions.