Match Lit System: Comes complete with Third Rock fire pit 36" fire pit (275 lbs), 180K BTU Crossfire Brass Burner, 80 lbs. of Lava Rock, Flex Line Kit 1/2" diameter / 24" long and Plate.AWEIS System: Comes complete with Third Rock 36" fire pit (275 lbs), All Weather Electronic Ignition System includes 24 volt AC Transformer, Fire Module, Heat Shield and Install Instructions. 180K BTU Crossfire Brass Burner, 80 lbs. of Lava Rock, and Plate.We utilize the very best technology and components for gas fuel conversions at Fire Pit Art. Starting with solid brass Match Lit burners that are not susceptible to corrosion while working very well in all environments. These simple yet very sturdy burners easily match the longevity and maintenance free nature of our fire pits. They also offer the most natural flame look, are high output producing big flames and at the same time high efficiency. For those who wish the ease and sophistication available with electronic ignition we add state of the art AWEIS electronic ignition manufactured at Fire by Design. These All Weather Electronic Ignition Systems are by far the safest, most durable electronic ignition systems on the market with flame sensing technology and wind proof design. The Third Rock Outdoor Fire Pit is a high quality, hand cut and crafted fire pit designed for years of heavy use. This is one of the most unique fire pits on the market. Every Fire Pit is individually signed and numbered by it's designer, Rick Wittrig. Each Fire Pit is made from one quarter inch (6.35 mm) thick carbon steel. This is by far the heaviest gauge metal used in any fire pit available today. The sturdy construction assures you of having this functional art for many years to come. They have an iron oxide finish/patina on the outside which will darken a little with time then become permanent. The interior is coated with a high temperature resistant paint and has an 1-1/2" rain drain in the bottom. This high quality fire pit requires no maintenance and has an overall height of 40" and a diameter of 36". Measurements may vary since each fire pit is hand made.