Brownells AR-15 1/2" Crush Washer Steel Black

The Brownells AR-15 1/2" Crush Washer is a steel muzzle device accessory designed for AR-15 rifle builds and maintenance. Features durable steel construction with black finish for corrosion resistance and professional appearance. This crush washer provides proper spacing and timing for muzzle devices including flash hiders, compensators, and muzzle brakes with standard 1/2"-28 threading. Essential for gunsmithing applications, this washer ensures proper torque specifications and alignment when installing muzzle devices. The steel construction provides reliable compression and long-term durability under high-pressure conditions. Compatible with all AR-15 platform rifles chambered in 5.56 NATO and .223 Remington. Single crush washer design allows for one-time installation and proper muzzle device timing. Professional-grade component for custom builds, repairs, and upgrades.