HFS (R) 1.5" x 4" Sanitary Tri Clamp Bowl Reducer- Stainless Go to amazon.com Related posts Top tri clamp reducer FeatureReduces from 4" to 1.5" Sanitary Tri Clamp FittingBowl ReducerMaterial: SAE 304 Stainless Steel DescriptionReduces from 4" to 1.5" Sanitary Tri Clamp FittingConcentric Reducer Material: SAE 304 Stainless Steel