Is there any makes to look for, That are better than whale ?I would and have always carried a spare. Over the years the spare has been often used and replaced saving somebody else's weekend. One thing seems to be true of carrying a spare, you rarely need it yourself, but without one, you will be certain to need it
Converters like bailey buy these pumps in bulk, so go as cheap as possible, which is good for the profit margin but not the end customer. Even if they sent out a replacement, it will be the same make and model