Luth-AR AR Rifle Buttstock Buffer Spring – A2 .223/5.56mm
Not Yet Rated | Write the First Review SKU: 222-LUT-BS-10B
UPC: 860000000000
MFG#: BS-10B

Luth-AR AR Rifle Buttstock Buffer Spring – A2 .223/5.56mm

Essential Reliability for Your Rifle-Length AR Platform

When precision, function, and longevity matter, the Luth-AR AR Rifle Buttstock Buffer Spring – A2 delivers dependable performance every time. Engineered specifically for AR-15 rifles chambered in .223/5.56mm, this rifle-length action spring is ideal for use with A2 fixed stocks or similar rifle buffer tube systems.

Crafted from high-tensile steel and held to strict mil-spec standards, this spring ensures consistent bolt carrier return, reliable cycling, and smooth recoil management—making it a trusted component for builders, competitive shooters, and military/law enforcement professionals alike.

🔧 Product Features:

• ✅ Optimized for A2 Rifle-Length Buffer Systems
  Perfect for AR-15 builds using fixed rifle stocks with standard .223/5.56mm setups.

• ✅ Mil-Spec Grade Performance
  Precision-wound spring maintains optimal tension for reliable cycling and bolt lockup.

• ✅ Durable Construction
  Made from high-strength stainless steel, corrosion-resistant and built to last under harsh conditions.

• ✅ Smooth Recoil Impulse
  Works in tandem with standard rifle buffers to deliver less felt recoil and improved control over follow-up shots.

• ✅ Made in the USA
  Trusted by builders across the country and manufactured with American quality.

📐 Specifications:

• Part Type: Rifle-Length Buffer Spring
• Platform Compatibility: AR-15 / M16
• Caliber: .223 Remington / 5.56 NATO
• Spring Length: ~12.75"
• Weight: Approx. 1.6 oz
• Material: Stainless Steel
• Compatibility: Works with A2-style fixed stocks & rifle-length receiver extensions
• Manufacturer: Luth-AR
• Country of Origin: USA 🇺🇸

🏆 Why Choose Luth-AR?

Luth-AR has earned its reputation as a top-tier manufacturer for AR platform components. This AR Rifle Buttstock Buffer Spring is a testament to that legacy—offering excellent function, long service life, and flawless compatibility with A2 setups.

Whether you’re completing a precision rifle build, replacing worn parts, or maintaining your service rifle, this spring ensures your system cycles clean and consistent.