Rival Apollo 4.25" K26 (Hand cut, one end squared)
Rival Apollo 4.25" K26 (Hand cut, one end squared)

Rival Hypnos Spring (123FPS)

$5.00 Sale

PRODUCT DESCRIPTION:
This precut Rival Hypnos spring is cut from a K26 and has been tested to match your blaster. This mod is not for young kids! You'll need fairly strong hands to prime this spring. This spring has been custom cut and tested to fit the Hypnos blaster.

FEATURES:
• Medium to Hard on installation difficulty
• One end will be flat/squared, the other will be a raw cut.
• 123+ FPS

SPECS:
• Cut-to-Length Compression Spring,
• Material: Made in the USA of USA spring-tempered steel
• Dimensions: 15 coils, hand cut, flat on one end

 

Customer Reviews

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R
Robert
Fantastic Upgrade

Order the spring and installed into my Hypnos. It was a pain to reassemble the Hypnos, but worth the frustration.
Fantastic upgrade from the stock spring and only a slight increase to the effort in cocking the spring.
Already suggested it to a few friends.