I was very pleased with my purchase and highly recommend this company to anyone needing a part for their Masterbilt smoker.
Blower cut off plate for: 5000 dd/5001rl
Blower cut off plate for: 5000 dd/5001rld2 & ada/asa/aua70/7012/71/7112
Buy this part and as many parts as you like and pay only $9.99 shipping, within the Contiguous United States.