These Battle Axe Springs are various replacement main springs, offering a range of FPS options for the Sillybutts Battle Axe pump-action shell-ejecting blaster.
FEATURES: • Battle Axe Springs • Squared/flat on at least one end for easier install • Tune the FPS of your Battle Axe
INCLUDES: • 1 Battle Axe Spring of your choice
PERFORMANCE: AverageFPS (Standard Deviation) with the Elite 1x Silly Shell • ~120 FPS with a 788 spring cut to 5.5in • ~145 FPS with an OOD 2.0mm Lynx Spring • ~185 FPS with an OOD 2.3mm Lynx Spring • ~220 FPS with a K25F spring cut to 5.5in
