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I have a PSA 300 blackout with a 10.5 inch barrel. What type of spring do you recommend? — 1 Answer

by Jamar Clanton, from MD, United States Asked on March 24, 2025

Name Armaspec AR15 Gen4 H3 Stealth Recoil Spring (4.8)
$84.99 $68.99 Save 19%
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Answered by Armaspec Customer Service, Manufacturer from NM, United States, on May 29, 2025

We would recommend that you the SRS-C when running suppressed and sub-sonic ammo. If running subs only without a suppressor looks at our SMB-c for a better option.

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