The Fuqua Precision Machining FPM SSPL-556-58X24-SS-HT Spleen 556 5/8x24 is a compact, stainless steel muzzle brake engineered to tame recoil on .223 Remington and 5.56 NATO rifles. Its two-port design directs gas laterally, helping the shooter stay on target for faster follow-up shots while providing a solid mounting interface for compatible quick-detach suppressor systems.

This model is threaded 5/8x24 for use with 5.56 bore barrels and is heat-treated for durability under sustained firing. The carefully machined ports and shoulders support use at the range, in training, or for competition where control and consistency matter. Fuqua Precision Machining is known for precise tolerances and thoughtful engineering that deliver reliable performance in demanding shooting applications.

Key Features:

• Manufacturer: Fuqua Precision Machining
• Model: FPM SSPL-556-58X24-SS-HT Spleen 556 5/8x24
• Caliber Compatibility: .223 Remington / 5.56 NATO
• Thread Pitch: 5/8x24
• Construction: Stainless Steel, Heat-Treated
• Design: Two-Port Muzzle Brake Compatible With Select QD Suppressor Mounts
• Length: 2.17 Inches
• Weight: 1.8 Ounces