Brand
Small stainless elbows
Check the diameter, as these are not 6 inch house parts.
Everything here comes from the Amazon.com listings of the products below, read from a New York address. Where a listing is silent, the review says so. Prices move, so use the live price on each review.
Two small 45 degree elbows for 2.36 inch camp pipe.
Best for: A small camp stove.
A pair of thin 3.5 inch elbows for tent stoves.
Best for: A 3.5 inch tent stove pipe.
The price beside each product is fetched as this page opens, and it is the only figure here that is current. Any amount written into the prose was read once, on the day that sentence was written, and nothing has refreshed it since.