BBQ Guys Campground BBQ Charcoal Grill On Post B-24 B2. B-24 B2. Post Mount Charcoal Grills. This BBQ Charcoal grill features an adjustable cooking surface. Reinforced grate is virtually indestructible. Grate tips back for fire building and cleaning. Firebox is ring and flange reinforced. Theft-deterrent base attachment. Full rotation for draft control. Steel construction. 384 square inches cooking area. Firebox dimensions: 16 x 24 x 8 high. Must be mounted in concrete. Base is 40 long by 3. 5 in diameter.