Enhance your firearm's performance with the CMMG 55DA3AC Low Pro Gas Block. Designed for precise operation, this .625" low profile gas block ensures optimal gas flow and reliability. Constructed from durable 4140 Chrome Moly Steel, it combines strength and lightweight design, making it ideal for various applications. The included installation screws facilitate straightforward setup, reducing installation time. 4140 Chrome Moly Steel Low Profile Design Includes Installation Screws Optimize your firearm's functionality today with this essential component.