3-Bolt Mount Style Extra-Deep Disposal Flange• Waste King 3-bolt mount style extra-deep waste disposal flange• 4-1/2 in. rim diameter• Fits 3-1/2 in. sink opening• 2-5/8 in. deep collar for thicker sinks• Fits most Waste King 3-bolt mount installation waste disposals• Brass construction• Do not use plumber"s putty for installation