Brand: Mr. Heater Manufacturer's Part Number: F500305 Part Type: Camp Stove Accessories Product Line: Mr. Heater Cleveland Iron Works Camp Stove Double Barrel Expansion Kits Summit Racing Part Number: MRH-F500305 UPC: 89301004511 Camp Stove Accessory Type: Expansion kit Quantity: Sold as a kit. Notes: Kit includes barrel spacers， one male flue adapter， and one female flue adapter. Mr. Heater Cleveland Iron Works Camp Stove Double Barrel Expansion Kits Double-up on converting steel barrel drums into an efficient heat source with Cleveland Iron Works camp stove expansion kits by Mr. Heater! Barrel stoves are an economical way to heat up a work shed， garage or backyard gathering spot. These double barrel adapter kits are for use in conjunction with a standard barrel stove kit―adding an additional barrel stacked on top， which increases the amount of heat radiated off the barrel stove. Made of heavy-duty cast iron， the kit includes barrel spacers， one male flue， and one female flue adapter. Barrel， feet， and door are not included. Additional supplies are required for safe and complete assembly.