Model #3 -Metal Filter Housing Wrench

 Fits universal slim line housings, Inside Diameter: 4.28 in. Fits the following housings: Flexeon – Axeon Double O Ring, LT Series, LT 200, LT 300, Flexeon – Axeon TF R. O. Systems, 4 Stage, 5 Stage, 6 Stage, Residential R.O. Systems.