DURING THE LANDING ROLL THE PILOT STATED THE RIGHT WING SETTLED TO THE RUNWAY. EXAMINATION OF THE AIRPLANE SHOWED THAT THE PIVOT LINK BETWEEN THE PUSH PULL TUBES AND THE OVER CENTER LINK ASSEMBLY FAILED. ACCORDING TO THE REPAIR STATION EMPLOYED TO REPAIR THE AIRPLANE, THEY CHECKED THE LANDING GEAR SYSTEM RIGGING AND FOUND IT TO BE OUT OF TOLERANCE.