The TacFire MAR046-308 AR10 Buffer Tube Spring is a purpose-built replacement spring engineered for AR-10 rifles chambered in .308/7.62. Made from high-grade piano wire material, it is designed to deliver consistent cycling and a smoother shooting experience in 6-position buffer tube setups.

This spring is ideal for shooters refreshing a worn factory spring or fine-tuning a new AR-10 build. Its construction helps reduce the characteristic "twang" often heard in AR platforms, supporting more refined performance during range sessions, training, or general recreational shooting. TacFire’s focus on dependable, no-nonsense components makes this spring a practical upgrade for builders and enthusiasts alike.

Key Features:

• Manufacturer: TacFire
• Model: MAR046-308
• Caliber: .308 / 7.62
• Compatible Platform: AR-10
• Type: Buffer Spring
• Model Detail: 6-Position Buffer Tube Spring
• Finish Color: Black
• Weight: 0.12 lbs