What was found
AFTER TAKEOFF, LANDING GEAR WAS RETRACTED AND A BANGING NOISE WAS HEARD BY THE PILOT. IT BECAME APPARENT THE NOSE GEAR RETRACT MECHANISM HAD BROKEN AND THAT THE NOSE GEAR DID NOT RETRACT PROPERLY. THE AIRCRAFT WAS FLOWN TO ITS DESTINATION AIRPORT WHERE NOSE GEAR COLLAPSED ON LANDING AS EXPECTED. INVESTIGATION OF THE MECHANISM REVEALED A LANDING GEAR TRANSMISSION CONNECTED TO THE NOSE LANDING GEAR PUSH/PULL TUBE. PROBABLE CAUSE SUSPECT TO BE OUT OF RIG CONDITION THAT CAUSED FAILURE. NO EVIDENCE OF FOREIGN OBJECTS WERE EVIDENT. SPECIAL INSPECTIONS OF RIGGING AT REGULAR INTERVALS IS RECOMMENDED TO AVOID RECURRANCE OF THIS INCIDENT. (K)