Join Date: Aug 2009
Location: Washington, the state
The difference could be the quality of the steel alloy or the quality of the chrome plating that runs through the seal. If the retailer of the Chinese tubes has a great return policy, maybe give them a try and let us know how they work.
"Older people who are reasonable, good-tempered, and gracious will bear aging well. Those who are mean-spirited and irritable will be unhappy at every period of their lives.
"Let each of use properly whatever strengths he has and strive to use them well. If he does this, he will never find himself lacking."
Marcus Tullius Cicero