Which present form corresponds to inkasara?

Characteristics of Form VII (Infiʿāl): Intransitivity, Manifestation, Resulting Action, Equivalence, Root Restrictions and Independent Use

• يُكَسِّرُ
• يَسْتَكْسِرُ
• يَنْكَسِرُ
• يَكْسِرُ