Dublin Rails d p2p $12.00 USD
Originally designed for a piecing pattern called 'Dublin' by Villa Rose Designs - a $2.00 pattern!
However, - it will work equally well in a triple rail design - and there
are lots of patterns (or easily do your own) for this design. (Red
Pepper Quilts has a fabulous version - called 'Zig Zag Rail Fence', on
Etsy.)
Other patterns of this type can be found by searching for
Blocks: p2p, Squares & rectangles, ..9 patch gridThemes: Feathers & Hearts, p2p, Swirls & Curves