I guess I should at least post something pertaining to the thread's topic since I got off on a tangent.

This is mine while waiting on a rescue pickup after a seat post clamp failure Tuesday.

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[MENTION=378767]RockH[/MENTION]ard23 this is the saddle bag I was using. The upper mount attaches to the seat rails and has buckles to lock it into position. The larger diameter CF rails prevents the buckles from buckling and it moves around. Otherwise it was the ideal size, having to pack everything in tight to get it all to fit.