Incident Summary
Aircraft experienced a main landing gear collapse during the rollout phase after a normal touchdown. As the airplane slid to a stop, it veered off the runway and struck a runway light.
Pilot Report
The pilot reported that during the approach for landing, he verified that the landing gear was extended by observing the green gear-down lights illuminated. After the incident, the pilot stated that the gear collapsed due to an adjustment problem, which prevented the over-center linkage from completely locking.
Maintenance History
The pilot, who holds an airframe and powerplant mechanic certificate, had previously performed maintenance to the landing gear system. The airplane had accumulated 4.77 hours of operation since its last annual inspection at the time of the incident.
Investigation Details
The Federal Aviation Administration (FAA) noted that the pilot had performed the landing gear-related maintenance. No other causal factors were identified in the source material.