Also the "guide channel" on the sides is recycled. My wife's Gpa introduced me to the wonderful free steel in bed frames. it is not perfectly dimensional metal ( the one we used is 1" x 1 3/8") but it is free everywhere. I try to use "scrap" metal whenever possible in all my builds.
Gator Pit (Holy Smokees)
Custom built Propane Offset Smoker
Rescued Red MasterTouch - 1998
Smoky Joe - 1984 (My Little Girls)
Ranch Kettle X2- 2008 With Brother Marty Leach's Handles and 1991 CL find.
SS Weber Performer X 2