Heck of a deal!
Looks like that's one of the 2 in 1 cast iron grates from Char Broil. They sell 'em at Academy for $30. Will fit in an 18 or 22" kettle.
Rescued 22.5" OTS. SJS Mini-WSM. HEB briqs (rebranded Royal Oak). Pecan/Hickory/Cherry/Apple/Peach woods.
2016 Fuji Absolute 2.0 LE (for burning off all the great BBQ)