As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
JUST PRIOR TO INITIATING AEROBATICS THE PILOT ATTEMPTED TO RATCHET DOWN HIS AEROBATIC HARNESS. THE HANDLE FOR THE RATCHET BROKE ALLOWING THE RATCHET LOCK TO FALL OUT OF THE ASSEMBLY. FLIGHT WAS TERMINATED. HARNESS REPLACED WITH NEW ASSEMBLY.