Brownells BRN AR-15 BOLT CARRIER GAS KEY, BLACK AZT-M4-556ST012

Brownells BRN AR-15 Bolt Carrier Gas Key, Black Brownells BRN AR-15 Bolt Carrier Gas Key, Black The Brownells BRN AR-15 Bolt Carrier Gas Key, Black (AZT-M4-556ST012) is a high-quality replacement gas key designed for AR-15 bolt carriers. This precision-machined component is essential for proper gas system operation, directing high-pressure gas from the gas tube into the bolt carrier to cycle the action reliably. Precision Machined for Reliable Function The Brownells BRN AR-15 Gas Key is manufactured to exact specifications to ensure a proper fit on standard AR-15 bolt carriers. A correctly fitted and secured gas key is critical for consistent gas pressure and reliable cycling. This gas key is designed to meet or exceed OEM standards for smooth and dependable performance in both semi-automatic and select-fire platforms. Durable Black Finish This gas key features a professional black finish that provides corrosion resistance and a clean, tactical appearance. The finish helps protect the component from wear and environmental factors while maintaining compatibility with most standard bolt carrier groups and upper receivers. Key Features of the Brownells BRN AR-15 Gas Key Precision machined for proper fit on AR-15 bolt carriers Durable black finish for corrosion resistance Designed for reliable gas system operation Part number: AZT-M4-556ST012 Direct replacement for standard AR-15 gas keys Compatible with most AR-15 bolt carrier groups Benefits for Builders and Gunsmiths A worn, loose, or damaged gas key can cause short-stroking, failures to cycle, and inconsistent performance. Replacing it with the Brownells BRN AR-15 Bolt Carrier Gas Key restores proper gas system function. This component is an essential part for anyone building or maintaining an AR-15 rifle. Recommended Applications AR-15 custom builds and repairs Replacement of worn or damaged gas keys Bolt carrier group maintenance Professional gunsmithing work Restoring reliable cycling performance Why Choose Brownells BRN Components? Brownells is a trusted name in the firearms industry for high-quality AR-15 parts. The BRN series components are manufactured with attention to detail and consistency, ensuring reliable performance. This gas key offers excellent value for shooters and builders who demand quality replacement parts for their AR-15 rifles. Technical Specifications Brand: Brownells Product: AR-15 Bolt Carrier Gas Key Finish: Black Part Number: AZT-M4-556ST012 Compatibility: AR-15 / M4 Essential Component for AR-15 Reliability The Brownells BRN AR-15 Bolt Carrier Gas Key, Black is a critical part of the AR-15 gas system. With its precision machining and durable finish, this gas key ensures proper gas flow and reliable cycling. Whether you're building a new rifle or performing maintenance, this high-quality gas key is an excellent choice for maintaining the performance of your AR-15. The End