AR-15 A2 Front Sight Gas Block with Bayonet Lug

Specifications

• Designed for barrels with .750" diameter gas journals
• Approximately 2" long
• Front sight hardware and the front sling loop are pre-installed
• Weight: 35.9 oz.
• Just drill and pin the assembly to your barrel
• Includes front sight post and sling swivel
• Not F marked