M5 .308 carbine buffer spring for use in .308 AR's with a collapsible buttstock. Perfect for your new build or as a direct replacement for worn out parts. Made in the USA.
This buffer spring is also recommended for use with the Aero Precision EPC-9 in conjunction with the 7.7oz EPC Buffer and a carbine buffer tube.
| Made In America? | Yes |
|---|---|
| FFL SOT Shipping Required | No |
| Platform | M5 |
| Weight(s) | - |
| Other Features | - |