PRODUCT DESCRIPTION: The OOD Evolve upgrade Spring increases the FPS of the Hyper Evolve 100 increasing its potency in games, to over 140 FPS in our testing. This spring is an OOD exclusive and is made of zinc-coated spring steel.
*Also compatible with Hyper Rush 40
FEATURES: • Compatible with Nerf Hyper Evolve 100 • Zinc Coated Steel Construction • Average FPS (standard deviation)🛈: 138 (1.6)
