Kronos Upgrade Spring (130FPS)
This is an upgrade spring for the Nerf Rival Kronos blaster. This spring will transform your Kronos Blaster into a cannon firing at around 130 feet per second. This custom spring has closed ground ends and performs similarly to the popular K26 spring that is widely used in the Nerf modding community.
What you get:
1x Kronos upgrade spring
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