PRODUCT DESCRIPTION: This is a hand-cut K25 spring for the Nerf Rival Kronos, Mercury, Jupiter, and Adventure Force Sentry X2. Offering 120-125FPS average that is legal for most games, the new Kronos Spring (Easy-Prime) offers a simple installation. The Kronos (Easy-Prime) is more suitable for a child's hand strength in comparison to our Kronos (Strong-Prime) that requires a stronger grip.
FEATURES: • Lighter weight prime than a K26 variant • 120-125FPS average (HvZ legal for most games) •One end squared, the other end hand cut
SPECS: • Cut-to-Length Compression Spring, • Material: Made in the USA of USA spring-tempered steel • Dimensions: 95mm long / 3.5in long, hand-cut, flat on one end