This is a replacement cast iron inserts that will work on many of the Vermont Castings wood and coal stove models but may also fit on many other manufacturers and models based on size and shape 

Measurements: 8 5/8" x 3 1/4"

Sold Seperately
Left, Part # 130-8651 or Part #1308651 
Right, Part # 130-8650 or Part # 1308650