Comstock Armory 4 Prong Flash Hider 5/8x24 - Plan B Suppressor Mount

Comstock Armory 4 Prong Flash Hider 5/8x24 - Plan B Suppressor Mount

The Comstock Armory 4-Prong Flash Hider is purpose-built for shooters who demand stealth, suppressor compatibility, and refined performance. Designed to work seamlessly with .900″-24 adapters like the Comstock LPA, Q Plan-B, and Rearden Atlas, this flash hider delivers the best possible flash reduction while eliminating the annoying “tuning fork” effect common in traditional pronged designs.

Crafted from high-strength 17-4 PH stainless steel and finished in a sleek black nitride coating, it’s built to endure harsh conditions while maintaining a low-profile tactical aesthetic. Its rotationally symmetric design means no timing or shims—just straightforward installation and reliable performance. Whether you're running 300BLK or 7.62, this flash hider is engineered to perform under pressure.

Suppressor Compatibility
Fits .900″-24 adapters including Comstock LPA, Q Plan-B, and Rearden Atlas.

Superior Flash Suppression
4-prong design offers top-tier flash reduction for improved low-light visibility.

Mass Shifted Tines
Prevents the ringing noise found in traditional pronged flash hiders.

No Timing Required
Rotationally symmetric design eliminates the need for shims or clocking.

High-Strength Build
Made from 17-4 PH stainless steel for rugged durability.

Black Nitride Finish
Corrosion-resistant and sleek for tactical aesthetics.

Easy Installation
13/16" wrench flats for quick and secure mounting.

Compact Profile
Adds ~1.36" to muzzle length with a total length of 2".

Caliber Compatibility
Designed for 300BLK and 7.62 barrels.

Specifications

• Material: 17-4 PH stainless steel
• Finish: Black nitride
• Thread Pattern: 5/8-24 for 300BLK and 7.62 barrels
• Suppressor Adapter Compatibility: .900″-24 (Comstock LPA, Q Plan-B, Rearden Atlas)
• Wrench Flats: 13/16" for easy installation
• Length: 2" overall (~1.36" added to muzzle)
• Weight: 1.9 ounces
• Design: Rotationally symmetric, no timing required
• Flash Suppression: 4-prong with mass shifted tines to eliminate ringing