20" Diameter Horizontal Smoker.The 20 diameter Marshall is the indisputable King of the Backyard The double damper system makes it easy to regulate the temperature from a low of 160 degrees all the way up to 325 for grilling. This cooker can do it all. The classic style has been around for almost 20 years and is still the most popular wood burning / charcoal smoker ever sold. Includes professional temperature gauge. 465 lbs. All units are made from 1/4" structural steel pipe and guaranteed against burnout. Pick up PROBLEMS! The Stack is fully welded to this unit. If you want to pick one of these units up... you have to have an open pick up truck or large van with a 63 height clearance.