bbq factory&reg; Replacement Porcelain Steel BBQ Gas Grill Heat Plate / Heat Shield JPX631 (3-pack) Select Gas Grill Models By Jenn-Air and Nexgrill 720-0163,730-0163 and Others Porcelain Steel heat plate, 3-pack Fits Jenn-Air and Nexgrill 720-0163,730-0163 Measures 17.75 by 7.875-Inch ; made of Porcelain steel For JennAir Part Number: NGJAHP1