Aero Precision Low Profile Gas Block allows you to install an extended free float handguard on your AR-15 beyond the gas block. Fits barrels that are design for a .750 diameter gas block.
• Fits barrels with .750 OD
• Low profile for easy fitment
• Set Screws are Steel 10-32 x 3/16 Knurled Cup Point
• Made in the USA
• *Roll pin not included*