Kirin Springs

These Kirin Springs are replacement and upgrade main springs for the Shellington Labs X Phantom Tech Kirin  Blaster, allowing you to tune the performance of your shell-ejecting, bolt-action springer.  FEATURES:• Kirin Springs• Tune the FPS of your shell-ejecting, bolt-action blaster• Squared/flat on at least one end• First-Party 2.3mm spring boosts performance up to 300 FPS! INCLUDES: • 1 Kirin Spring of your choice PERFORMANCE:Average FPS (Standard Deviation)• 289 (8) FPS with 2.3 x 230mm upgrade spring and 500mm barrel• Full chronograph averages coming soon!  SPECS:• Material: Spring-tempered steel• Type: Compression• Dimensions:     Spring Gauge: 1.5-2.3mm     Length: 230mm (9in)     Outer Diameter: 19-25mm     Coils: varies• Squared: At least one end LINKS:• Kirin Blaster• More Springs• More Kirin Mods + Accessories