Flange & Clamp Kit.
Material Type: Stainless Steel 304 Clamp: Extreme duty, stainless steel w/ high heat lock nut.
Welding characteristics: Excellent
Finish: Excellent, Raw, Smooth surface for proper sealing
Size Available: 2.0" 2.25" 2.35" 2.5" 2.75" 3.0"3.5"4.0"