Colorado Cylinder Stoves Nesting Stove Pipe is galvanized and manufactured to fit the following Colorado Cylinder Stove models: The Alpine, The Timberline and The Spruce. IT WILL NOT FIT THE MESA MODEL. A total of 5 pieces, each measuring 22" long that taper from 5" round to 6" round in the over all length. All 5 sections telescope inside of each other for a compact fit inside your stove. Made in America.