The ATLAS R-ONE is the latest addition to the Aero Precision Handguard lineup. Machined from 6061-T6 Aluminum, the R-ONE line of handguards are designed with size and weight in mind, providing the perfect handguard for your lightweight build. Their proprietary ATLAS attachment system is a durable and dependable mounting platform, maintaining a slim profile while still providing the strength and stability customers have grown to love from Aero Precision handguards.

Features :

• Full top picatinny rail for optional attachments
• Quick disconnect sling socket at the 3, 6 and 9 oclock positions
• Compatible with low profile gas blocks
• "1.3" Inside diameter"
• "1.5" Outside diameter,
• Compatible with mil-spec AR15 upper receivers and barrels
• NOT Compatible with M4E1 Enhanced Upper Receivers