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ALG AK recoil spring is a one-of-a-kind design, it is manufactured from chrome silicon steel to resist impact shock and relaxation.
The 2 to 3 dead coils in the center change the natural frequency of the spring, which prevents harmonics from damaging the spring and reducing its free length.
Product Code: 04-231-F
For more information visit: https://geissele.com/ak-recoil-spring.html
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