Strike Industries Barrel Thread Protector 223/5.56 FDE 1/2″-28

The Strike Industries Barrel Thread Protector is a machined aluminum cover designed to protect the muzzle threads and crown on AR-platform rifles chambered in .223/5.56. Machined from billet 6061-T6 aluminum and finished in Flat Dark Earth anodize, it provides a durable, clean-looking closure for barrels when a muzzle device is not fitted. The protector features a faceted profile for easier installation and can be used in live-fire configuration for .223/5.56 rifles. Thread pitch is 1/2″-28 TPI to match standard .223/5.56 AR threads.

Key Specifications

• The material is 6061-T6 aluminum.
• The finish is Flat Dark Earth anodized.
• The thread pattern is 1/2″-28 TPI.
• The product is designated as a Barrel Thread Protector.
• The product type is Thread Protector.
• The design is compatible with .223 Rem / 5.56x45mm NATO AR platforms.
• The part is machined from billet for consistent fit and finish.
• The profile is faceted for ease of installation.
• It is rated for use in live-fire on .223/5.56 rifles, per manufacturer guidance.
• The vendor item is listed as SI-BCTP-FDE.

Simple, durable, and purpose-built, this Strike Industries Barrel Thread Protector is a practical choice for owners who need to protect muzzle threads during transport, evaluate accuracy without a muzzle device, or complete builds where a threaded closure is preferred. Its billet construction and FDE finish keep the look clean while preserving the integrity of the barrel crown and threads.