Expo Arms .308 Carbine Buffer - 3.8 oz

Manufactured by Expo Arms
SKU: XP-CB-308
MPN: XP-CB-308
Manufactured by Expo Arms
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NOTE: Limit 3 per household. Quantities exceeding 3 will not allow checkout.

We are fully staffed and processing orders. Standard orders are shipping in approximately 1 business days or less. FFL orders take approximately 10 business days or less if you can provide us an actively receiving FFL location. Due to high demand, there is a limit of 5 FFL items in a 30 day period.



The Expo Arms .308 Carbine Buffer is just what you need for your next AR-10 build. It is constructed from 4140 steel with a matte black Phosphate finish and an orange rubber bumper. When combined with an AR-10 carbine length recoil spring, this 3.8 ounce buffer offers exceptional reliability. Designed for use with Mil-Spec or commercial carbine buffer tubes.

  • Heavy Duty 4140 steel body
  • Matte black Phosphate finish
  • For use with carbine length receiver extensions
  • Orange rubber bumper
  • Recommended for use with AR-10 buffer springs
  • 2.5”
  • 3.8 oz.

Expo Arms offers top-quality MIL-SPEC AR-15 components at rock bottom prices. Made in the U.S.A. and covered by Expo’s Limited Lifetime Warranty against manufacturer defects, material or workmanship problems, and even normal wear and tear.
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BrandExpo Arms
TypeBuffer - .308 Carbine Short
Weight3.8 Oz

WARNING: This Product can expose you to chemicals which is known to state of California to cause Cancer and Reproductive Harm. For more information, see www.p65warnings.ca.gov

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