Reducer Crown Adapter Reducer, Flat Flange * Crown, Aluminum SELECT QUANTITY Stock # Description Price Qty VTR R8F6C 8" Flat Flange * 6" Crown, Aluminum 135.00 VTR R8F4C 8" Flat Flange * 4" Crown, Aluminum 157.00 VTR R6F4C 6" Flat Flange * 4" Crown, Aluminum 129.00 Related Products 8" Tube w/ Flange * Crown8" Aluminum Flange by Flange Vacuum TubeQuick Clamp