I've just seen too many cheapskates around here saying “that's too expensive you're stupid for selling that for so much blah blah blah!” and to be honest, it's driving me crazy.
If you don't want to buy something, leave it alone. Don't ridicule a seller or his prices.
Further took his measurements from MY screen-used canister, and you simply won't find anything more accurate or well-made. It's worth the price.