HC REDUCER 12.0MM OD TO 3.0MM ID
HC REDUCER 12.0MM OD TO 4.0MM ID
HC REDUCER 12.0MM OD TO 5.0MM ID
HC REDUCER 12.0MM OD TO 6.0MM ID
HC REDUCER 12.0MM OD TO 7.0MM ID
HC REDUCER 12.0MM OD TO 8.0MM ID