Striker Spring, M7 & M9
Manufactured in the USA.
Low cost shipping calculated at checkout.
If you are having light strike issues with a Nucleus Action, please contact us by email before purchasing.
Nucleus bolt action main striker spring. 25 lb spring is recommended to avoid light strikes.
To determine what spring your action has:
Actions shipped in 2018 were assembled with a 16 lb spring installed.
Actions shipped in January 2019 were assembled with a 19 lb spring installed.
Actions shipped in February 2019 and later were assembled with a 25 lb spring installed.