Premium Series(P4-XF, P4-X) Dual Stainless Steel Burners disperse flames evenly for 40,000 Btu of cooking power 473 square inches of total cooking area with 2-Piece Stainless Steel Rod Cooking Grid that adjusts to 3 levels to allow for grilling, backing, and warming at the same time. Heads available in Black only. P4 fits any Broilmaster Mountings. Stainless steel carts and mountings carry a lifetime warranty. Standard Features (P4-XF, P4-X) Push-button Electronic Igniter Dual-control Knobs 2-Piece Stainless Steel Rod Cooking Grids (2-levels)* Analog Steel Built-in Heat Indicator Adjustable Stainless Steel Lid Stop Heavy Duty Aluminum Grill Body Castings* Stainless Steel Bowtie Burner* Stainless Steel Retract-A-Rack, Non-Folding* Charmaster Briquets * Lifetime Warranty Optional Accessories Cast Stainless Steel Cooking Grids Stainless Steel Smoker Shutter (P3 only)