- Upgrade Spring for the Nerf Rival Kronos and Mercury
- 135-140 FPS perfomance
- Easy to install
Shipping in 1-3 days!
Out Of Darts Upgrade Spring for Rival Kronos
€5,50
This upgrade spring for the Kronos is a custom made spring designed by Out Of Darts. You can expect about 135-140 FPS performance after installing. It makes the prime heavy, so not suited for kids. A T-pull handle will make the prime a lot easier.
This item is discontinued and no longer available.
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Description
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Additional information
Shipping weight 0,020 kg Packaging dimensions 10 × 3 × 3 cm
