Madbull Airsoft AEG Spring Upgrade - SP110 - Light Blue

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Availability: Usually Ships in 24 to 48 Hours
Product Code: AIR-BB-SPRING-MADBULLSP110
$13.50
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Product Description
Madbull Spring
Calculated carefully by computer and test by 100000 times punching. Our spring has been proofed that the length and force are still consistent. (See here) We just want to proof that our spring is not just a "spring". It is a MadBull spring and it is "colorful." Other features: Consistent >100000 shots. Non-liner design (calculated)Color coating to reduce effects from environment. Design & Made by experienced engineers. Premium quality German piano wire
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