Reducer 4-1/16" Female to 3-1/8" Male. Includes 4-1/16'' hardware kit. Includes 3-1/8'' hardware kit. Includes 4-1/16'' and 3-1/8'' o-rings. Includes 3-1/8'' anchor insulator(bullet). Does not includes 4-1/16'' anchor insulator(bullet).
416-50-FF318FM