Acacia stakes or hardwood stakes

Dear Sirs,
My name it is Angeles and we are from an spanish company that it is in the horticultural business from 30 years. We are very interested in acacia stakes for horticultural use, vineyards and more. We would like to do business with you so we will appreciate if you could send us price for these sizes as follows (quadratic posts) for full track:
180 4x4
180 3x3
200 4x4
240 4x4

Awaiting your reply,

Sincerely,