AERO Precision M5 .308 Buffer Spring

The AERO Precision M5 .308 Buffer Spring is available in Carbine and Rifle lengths for .308 AR rifles. This Carbine Buffer Spring is for use in .308 AR Carbine Rifles with a collapsible buttstock, and the Rifle Buffer Spring is for use in .308 AR rifles with a fixed buttstock. Aero’s carbine buffer spring is also recommended for use with Aero Precision EPC-9 in conjunction with 7.7 ounce EPC Buffer and a carbine buffer tube. Both of these M5 .308 Buffer Springs are perfect for any new build or as a direct replacement for worn out parts. Like all other Aero Precision products, these buffer springs are made in the U.S.A.

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