KAK PLAN B A7 FH 1/2X28 .223-9mm

The KAK PLAN B A7 FH is a versatile muzzle device engineered for shooters running .223 and 9mm platforms on a 1/2x28 threaded barrel. Whether you're building a precision rifle, a compact AR, or a pistol-caliber carbine, this flash hider delivers practical functionality without unnecessary complexity. KAK Industry designed it to be user-friendly: no timing calculations, no guesswork during installation—just solid engineering that works out of the box.

Built from 17-4 stainless steel with a nitride finish, the PLAN B A7 FH resists corrosion and wear across a wide range of shooting environments, from indoor ranges to field use. At just 2.2 ounces, it won't throw off your rifle's balance or slow your handling. The milled rear flats make installation straightforward, and the engraved thread pitch marking takes the confusion out of identifying your caliber and spec at a glance.

This is the kind of muzzle device that works quietly in the background—no hype, just reliable performance. It's a smart choice if you want a durable, uncomplicated flash hider that fits your modern .223 or 9mm build and stays put once installed.

Key Features

• Fits 1/2x28 threaded barrels on .223 and 9mm platforms
• 17-4 stainless steel construction with nitride finish for corrosion resistance
• Lightweight at 2.2 ounces—minimal impact on rifle dynamics
• Milled rear flats for user-friendly installation
• No timing required—install and shoot
• Engraved thread pitch marking for quick caliber identification

Specifications

Frequently Asked Questions

What barrels does the KAK PLAN B A7 FH fit?

This muzzle device is designed for 1/2x28 threaded barrels chambered in .223 or 9mm. Always verify your barrel's thread pitch and caliber before purchase.

Do I need to time this flash hider during installation?

No. The PLAN B A7 FH requires no timing—install it on your threaded barrel and you're done.

What's the material and finish?

It's made from 17-4 stainless steel with a nitride finish, which provides durable corrosion resistance suitable for regular shooting and field use.

How much does it weigh?

The PLAN B A7 FH weighs 2.2 ounces, keeping your rifle's overall weight and balance minimal.