Micro Pedi foot file replacement rollers - can post (CT4)

Does anyone have a Mirco pedi foot file and can use a couple of unused spare rollers? Happy to post so they avoid landfill.
It fits one of these :
https://www.amazon.co.uk/dp/B00DW0T05Q?ref=cm_sw_r_ud_dp_T47HX2DY9D1NFEAPGJ...