listIessIF....Campsaver had them, they were on sale at $112.46 (free ship'g)...so you win, you'll save a few bucks.
IF you're tough on them, like the 2 different BD sets I've owned and broke, the fractures will look like this after several months of use:
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I've owned and still several heavy and long twist-lock aluminum poles that have never broke. Yeah, heavy and long. So pick your weapons carefully.
I've finally settled on one of the BD "Z" Aluminum series (light and short when collapsed), and haven't had a failure yet in 19 months.
Good luck!