Kusar FL/FLS ce kusar ake yanzu a cikin alamunaiyar mai sauka, an yi shirin hanyar daidai da kula na kusar ake iya fitowa da idini daidai a cikin alamunaiyar mai sauka daga alamunaiyar daidai.
Sararin FL, kusar flywheel, an yi amfani domin aikin sabon taimako a cikin alamunaiyar sabon takarda, misali kuma loader zagege, platformin wanda sabon taimako, da excavators, daidai a cikin alamunaiyar hydraulic mobile. Paramita daidai don FLS sarari ba haɗin dimensiyyun, size bore, kwalita bolt, torque maximum, speed maximum, da moment of inertia.