The controller for my Masterbuilt smoker was the exact part I needed. Finding it was easy on their site and ordering was quick and easy also.
Pad (polyester) - side - for: mmbt12
(s) 1.5" thk, polyester pad, mmbt12 side, 15.5 x 24
Buy this part and as many parts as you like and pay only $9.99 shipping, within the Contiguous United States.