As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING LOW LEVEL CROP APPLICATION, PILOT HEARD A LOUD POP FOLLOWED BY VIBRATION, LANDED ACFT. NOTICED A CRACK IN THE UNDERSIDE OF THE GRIP DURING A VISUAL INSPECTION. CRACK WAS APPROX 70 PERCENT ACROSS THE LOWER EAR AT THE MAIN ROTOR BLADE BOLT HOLE.