Before purchasing the Caldera Cone system for the MSR Titan Kettle, please study the two pictures below to ensure it will fit. MSR originally produced a slightly smaller versions of the Titan Kettle many years ago. If your MSR Titan Kettle is one of the early versions, it will be too small to support itself off of the top of the cone made for the newer/current pot. The current pot is 4.5" in diameter.
The way you can tell if you have the early version (pot on the left) is:
The pot pictured on the left, and described above, will not work with the cone made for the newer pot, so please specify that you need the "OLD DESIGN" when ordering from the pulldown.