About this flash hider
Breek Arms Sentinel Closed Tine Plan B, Breek Arms Plan B Series, Flash Hider, 30 Caliber, 5/8X24, Compatible is a flash hider for .30 Caliber.
Thread pitch and bore diameter are the two things to confirm: the device has to match your barrel's threads and be bored for your caliber or larger.
California note: a flash hider is a listed feature on a semi-automatic centerfire rifle with a detachable magazine. It works on a fixed-magazine (MagLock or CompMag) build. On a featureless rifle it is replaced with a thread protector or a muzzle brake. See the California Rifle Compliance Guide.
Manufacturer details
The Sentinel is a closed-tine, fully shrouded design for superior flash suppression and to reduce snagging on gear. Built for Plan B mounts and pin-and-weld builds, it delivers rock-solid alignment, compact length, and NVG-friendly signature reduction.
Specifications
- Brand: Breek Arms
- Compatibility: 5/8X24
- Caliber: .30 Caliber
- Finish: Matte
- Color: Black
- Manufacturer Part #: BRK4421
- UPC: 812296031770
Buying from WBT Guns
- Delivery: Ships to your door anywhere in the United States, or pick it up free at our La Mesa store.
- Payment: Pay in full or finance with Credova.
- Questions: Fitment or compatibility questions? Call (619) 667-9453 or email sales@wbtguns.com. FAQ
WBT Guns is family-owned in La Mesa, California, and has served shooters since 2012.
A note on accuracy. Specifications, fitment and images come from the manufacturer and can contain errors or change without notice. If a detail matters to your purchase, call us and we will confirm it before you order. Any compliance notes are general information, not legal advice; California and local laws change, and the rules that apply depend on the firearm the part goes on.
