Prometheus Non-Linear AEG Spring – MS190

Non-linear, irregular pitch designed to ease wear and tear on your AEG gearbox.Easier compression, with less overall stress ensuring greater durabilityHeat-treated for greater strength and consistent compressionSpring rates are based on the expected muzzle velocity using 0.2g BBs.NOTE: actual muzzle velocity can vary greatly depending on all the parts usedRatingMuzzle velocity (0.2g BB)MS100~ 328 fpsMS110~ 360 fpsMS120~ 393 fpsMS135~ 443 fpsMS150~ 492 fpsMS170~ 557 fpsMS190~ 623 fpsMS210~ 688 fps