23 15/16, Brinkmann Burner Rail w Crossover Tubes | BMBR1 4 Four Cast Iron Burner Rail w Crossover Tubes Fits Brinkmann : 2600, 810-2600, 810-2600-0, 810-2600-1, 810-2610-0, 810-2630-0, Pro Series 2600, Pro Series 2610