Super Duty Chrome Silicon Buffer Spring
link: https://www.larue.com/products/super-duty-chrome-silicon-buffer-spring/
SKU: 820-001
$21.95
Upgraded spring for AR10 rifles and power spring for AR15 rifles running hotter ammo.
These buffer springs are constructed from the same high-grade material used in
NASCAR racing engine valve springs, which experience over 1 million compression
cycles in a single race. Proprietary post-winding treatments result in superior
performance.
Carbine Length
Upgraded spring for AR10 rifles and power spring for AR15 rifles running hotter ammo.
These buffer springs are constructed from the same high-grade material used in NASCAR racing engine valve springs, which experience over 1 million compression cycles in a single race. Proprietary post-winding treatments result in superior performance.
Carbine Length