What was found
ON DEPARTURE AT GEAR RETRACTION, RIGHT MAIN INDICATED UNSAFE RAN QRH, CYCLED GEAR WITH NO CHANGE. LANDED WITH ALL INDICATING SAFE, NO FUTURE PROBLEMS. WITH GEAR RETRACTED FOUND BRAKE HARNESS CATCHING ON SENSOR ARM. INDICATION SHOWING RED WITH HANDLE UP AND HYD POWER APPLIED. FOUND BROKEN CLAMP ON GEAR STRUT, REPLACED CLAMP. RETRACTED GEAR, INDICATION WAS NORMAL.