
Availability: In Stock
If you're running an AR-10 or LR-308 and want a buffer spring that actually survives hard use, the Strike Industries Flat Wire Buffer Spring for AR-10/LR-308 is a straightforward upgrade worth considering. The flatwire design outperforms standard mil-spec springs—it handles higher cyclic rates, resists fatigue better over time, and smooths out the shooting cycle without breaking the bank or requiring a complete system overhaul.
The engineering here centers on physics: the flatwire geometry increases bolt load while reducing compressing force, which improves reliability during the cycling process. That matters if you're shooting suppressed, running heavy loads, or just want a spring that won't need replacement after a few thousand rounds. Strike Industries also cryogenically cycles these springs during manufacturing, which increases consistency across production and boosts resilience—a detail that shows attention to durability.
Whether you're refreshing a worn AR-10 platform or building a new rifle from scratch, this is an easy swap that pays dividends in longevity and smoothness. It's the kind of upgrade that doesn't demand special tools or gunsmithing, but noticeably improves how the rifle runs.
Yes—the Strike Industries Flat Wire Buffer Spring is designed specifically for AR-10 and LR-308 rifles. Confirm your platform is one of these before ordering.
The flatwire design greatly outlasts stock springs thanks to the geometry and cryogenic cycling process. Exact lifespan depends on shooting volume and ammunition, but durability improvements are significant enough that many shooters run them as a long-term upgrade rather than a consumable item.
Buffer spring replacement on an AR platform is a straightforward job that doesn't require special tools. If you're comfortable doing basic rifle maintenance, this is an accessible upgrade.
You receive the Strike Industries Flat Wire Buffer Spring. Confirm what components are included with your specific order.

SKU: 115697741 • Width: 1.1in • Height: 1in • Depth: 18in • Weight: 0.2oz





Availability: In Stock
If you're running an AR-10 or LR-308 and want a buffer spring that actually survives hard use, the Strike Industries Flat Wire Buffer Spring for AR-10/LR-308 is a straightforward upgrade worth considering. The flatwire design outperforms standard mil-spec springs—it handles higher cyclic rates, resists fatigue better over time, and smooths out the shooting cycle without breaking the bank or requiring a complete system overhaul.
The engineering here centers on physics: the flatwire geometry increases bolt load while reducing compressing force, which improves reliability during the cycling process. That matters if you're shooting suppressed, running heavy loads, or just want a spring that won't need replacement after a few thousand rounds. Strike Industries also cryogenically cycles these springs during manufacturing, which increases consistency across production and boosts resilience—a detail that shows attention to durability.
Whether you're refreshing a worn AR-10 platform or building a new rifle from scratch, this is an easy swap that pays dividends in longevity and smoothness. It's the kind of upgrade that doesn't demand special tools or gunsmithing, but noticeably improves how the rifle runs.
Yes—the Strike Industries Flat Wire Buffer Spring is designed specifically for AR-10 and LR-308 rifles. Confirm your platform is one of these before ordering.
The flatwire design greatly outlasts stock springs thanks to the geometry and cryogenic cycling process. Exact lifespan depends on shooting volume and ammunition, but durability improvements are significant enough that many shooters run them as a long-term upgrade rather than a consumable item.
Buffer spring replacement on an AR platform is a straightforward job that doesn't require special tools. If you're comfortable doing basic rifle maintenance, this is an accessible upgrade.
You receive the Strike Industries Flat Wire Buffer Spring. Confirm what components are included with your specific order.
SKU: 115697741 • Width: 1.1in • Height: 1in • Depth: 18in • Weight: 0.2oz
