Salomon Suspect drilled once for 27,5 boots, for sale. They're 171 size, and in great condition. Topsheet little bit scratchy, but the base is awesome, about 10 rides.
They can be sold with (Head LD12 crazy light setup) (370$) also in good condition, or without bindings (300$).
You can ask for pictures and stuff, the price do not include shipping (from Quebec, Canada.)