ATI Outdoors Carbine Length Buffer Kit

Ensure reliable cycling and robust structural strength for your rifle assembly with the ATI Outdoors Carbine Length Buffer Kit. Purpose-built for new lower receiver builds, stock upgrades, and caliber conversions, this complete recoil management system delivers smooth bolt carrier travel and dependable function round after round.

Featuring a virtually indestructible Mil-Spec buffer tube machined to exacting tolerances, this kit is built to withstand extreme mechanical stress, recoil force, and harsh field conditions. Engineered for broad platform compatibility, it fits seamlessly onto standard AR15 uppers and lower receivers as well as most AR-style variants.

• Buffer Tube Standard: Mil-Spec diameter carbine receiver extension
• Compatibility: Complete fitment for standard AR15 rifles and AR variants
• Durability: Virtually indestructible construction built for long-term reliability and heavy recoil
• System Components: Includes carbine buffer tube, recoil spring, buffer assembly, castle nut, and receiver end plate
• Functionality: Ensures smooth bolt carrier cycling and reliable feeding across diverse ammunition types
• Brand: ATI Outdoors