ATI Outdoors AR-10 .308 Military Buffer Tube Assembly Black One Size. This Buffer Tube from the product experts at ATI Outdoors is made with military diameter threads for maximum fit into your receiver. The ATI Buffer Tube AR15 Military Tactical Rifle Assembly Kit includes a steel military grade e-coated castle nut and locking ring and also comes with a Recoil Plug & Buffer Spring. This ATI Tactical Rifle Kit is been made to be virtually indestructible. The Advanced Technologies AR15 Military Assembly Buffer Tube is the perfect addition to your AR15. Specifications for ATI Outdoors AR-10 .308 Military Buffer Tube Assembly: Manufacturer: ATI Outdoors Color: Black Fabric/Material: 6061-T6 Aluminum Gun Make: AR Platform Additional Features: Standard Included Accessories: Standard Condition: New Size: One Size Activity/Occasion: Outdoor Hike Casual Travel Work Duty Sports Application: Tactical Casual Outdoor Everyday Work Age Group: Adults Gender: Unisex Seasonal/Temperature Use: All Seasons Quantity: 1 Fit: Regular Style: Tactical Features of ATI Outdoors AR-10 .308 Military Buffer Tube Assembly AR-15 Military-Spec Buffer Tube Military Diameter Threads for Maximum Fit into AR-15 Receiver Virtually Indestructible Package Contents: ATI Outdoors AR-10 .308 Military Buffer Tube Assembly Steel Military Grade E-Coated Castle Nut and Locking Ring AR-15 Recoil Plug & Buffer Spring What firearm models does the manufacturer say ATI Outdoors AR-10 .308 Military Buffer Tube Assembly is compatible with? The manufacturer suggests that ATI Outdoors AR-10 .308 Military Buffer Tube Assembly is compatible with AR-15 AR-10ATI Outdoors A.5.10.2552: AR-10 .308 Military Buffer Tube Assembly Black One Size