The 2A Armament Builder Series Steel Gas Block .750 is a high-quality component designed for AR15 rifle enthusiasts seeking precision and reliability. Machined from USA-sourced 4140 alloy steel, this gas block offers exceptional durability and heat resistance. Its low-profile design ensures compatibility with most handguards while maintaining a sleek appearance. The .750" internal diameter makes it suitable for standard barrel profiles, and the set screw installation style provides a secure fit. With a manganese phosphate finish, this gas block resists corrosion and wear, making it ideal for both competition and tactical applications. The Builder Series gas block is an essential component for those looking to optimize their AR15's gas system performance and overall reliability.

Features and Specifications:

• Internal diameter: .750"

• Material: USA-sourced 4140 alloy steel

• Installation method: Set screw

• Finish: Manganese Phosphate

• Design: Low-profile

• Weight: 1.9 oz

• Compatible with AR15 platform rifles

• Precision-machined for optimal gas flow

• Heat-resistant construction

• Corrosion-resistant finish

• Made in the USA