Eemann Tech recoil spring for CZ Shadow 2 Cadet adapter - strong (in red) for high exit velocity ammunition.
The red spring is for high-explosive velocity ammunition, and the blue spring is for subsonic ammunition.
Although upgrading to a stronger or weaker spring is not always necessary for most types of ammunition, upgrading still has its advantages.
A spring that is matched to your type of ammunition, or at least one that is more suitable, can noticeably improve the weapon's shooting behavior.
Made of heat-treated steel for best performance and quality!
Similar to the original red return spring designed for high velocity ammunition.
Important ! Any kind of replacement of parts, modifications, changes, etc.... in the weapon order a specialized gunsmithing company.
For more information and photos, visit the manufacturer's website : TU
Follow the instructions attached to the product.