Feature●Ticon Industries Titanium 4 Inch to 5 Inch Transition Reducer Cone●Designed to transistion between 4 Inch and 5 Inch Titanium tubing●Great for building custom Titanium mufflers, exaust tips and more●High Grade Commercially Pure Grade 1 CP1 Titanium offering the highest corrosion resistance and formability of any grade of titanium●1mm material thickness offering the best strength vs weight savings of any sizeDescription Ticon Industries – Titanium 4” to 5” Transition Reducer Cone 1mm/.039” wall (qty 1) – 107-12702-0000