Kreg Bench Clamp Base System 3 1 2 in Kreg Clamps Spring Clamp Garden Fencing ) Extended Radius Item Y ) Extended Radius Item Y Assembly Required yes Color black red Fuel Type charcoal Housing Material ceramic Ignition Type no ignition system Number of Wheels 4 wheel Front Side Shelf yes Grate Surface Material stainless steel Nominal Height 51 inch Nominal Width 47 inch Primary Cooking Area 254 square inch Total Cooking Area 510 square inch Nominal Depth 30 inch Cooking Diameter 18 inch Built In Thermometer yes Primary Cooking Area Range 401 600 square inch 00 Shape Rectangular Shelf Features Concealed Hardware (76 mm) bench clamp and bench clamp base with bolt and knob Automaxx® auto adjust technology adjusts the clamp automatically to match material thickness Clamps materials up to 3 1 2 In (88 mm) thick Sub Brand Bench Clamp Base System Series Name Kreg Clamps Type Spring Clamping Force (lbs