Rival Kronos Springs

These Nerf Rival Kronos Springs are custom-sourced and tested to be a perfect upgrade mod for your blaster. Depending on the spring you select, you'll need fairly strong hands to prime this spring. All springs have been custom-built and tested to fit the Rival Kronos blaster with squared ends on at least one side for easier installation.

FEATURES:
• Compatible with Nerf Rival Kronos + N-Series Infinite Blasters
• Medium difficulty in installation
• Multiple FPS options available

INCLUDES:
• 1 Rival Kronos Spring

PERFORMANCE:
Average FPS
• 135+ FPS with the OOD  2.1mm Spring
• 120+ FPS with a hand-cut length of K25
• 120-125 FPS with the OOD 1.8mm Spring

SPECS:
• Material: USA-made spring-tempered steel
• Type: Compression

135+ FPS "Strong-Prime"
• Dimensions:
    Spring Gauge: 2.1mm
    Length: 90mm
    Outer Diameter: 20mm
    Coils: 9
• Squared: Both Ends

120+ FPS "Easy-Prime"
Dimensions:
     Spring Gauge: 2.0mm
     Length: 105mm
     Outer Diameter: 24.6mm
     Coils: 10
• Squared: One end

120-125 FPS
Dimensions:
     Spring Gauge: 1.8mm
     Length: 120mm
     Outer Diameter: 20mm
     Coils: 11
• Squared: Both ends
• Formerly rated as: 14kg

LINKS:
• More Kronos Mods
• More Springs