B&T XH-556 RBS Titanium/Inconel Suppressor - HUB Compatible

XH-556 - Reduced Back Pressure - Titanium / 718 Inconel - 3D Printed Suppressor

The XH-556 is a hybrid suppressor optimized for the pressures of 5.56 NATO / .223 Rem firearms, delivering state-of-the-art performance in high-heat, high-volume environments. Built from 3D-printed titanium with a rugged 718 Inconel blast baffle, it balances strength, weight, and signature control. With B&T’s Reduced Backpressure System (RBS) and a low-flash endcap, the XH-556 effectively addresses gas blowback and muzzle flash, ensuring smoother, safer operation—even under full-auto fire.

Hybrid 3D-Printed Design
Combines lightweight titanium and Inconel for optimized strength and handling

Reduced Backpressure System (RBS)
Minimizes bolt speed increase to under 2% for reliability and reduced wear

Low-Flash Endcap
Suppresses visible signature for improved stealth and shooter focus

No Barrel Length Restrictions
Compatible with all barrel lengths, including full-auto platforms

Weldless Construction
Eliminates weak points and enhances long-term durability

User-Friendly HUB Interface
1.375×24 TPI thread with wrench flats for easy install/removal

SOCOM Durability Tested
Survived over 22,000 rounds through repeated burn-down cycles

Enhanced Performance Profile
Minimal sparking, reduced blowback, and consistent suppressor alignment

Specifications

• Caliber Compatibility: 5.56 NATO / .223 Rem
• Length: 7.1 in
• Diameter: 1.75 in
• Weight: 10.5 oz
• Material: 3D-Printed Titanium Body / 718 Inconel Blast Baffle
• Finish: Type 2 Anodized
• Color: Gray
• Mounting System: HUB Interface (1.375x24 TPI), includes ROTEX / SF HUB
• Attachment Type: Quick-detach compatible
• Barrel Restrictions: None
• Caliber Rating: Full-Auto 5.56 NATO / .223 REM