reaction race 625 brake pads confusion?????????

[w2drb]

Hi sorry for a newbie question, but i want to get some spare pads , i am cofused by the options/codes/materials.
i have read so much conflicting and confusing data/codes im properly confused.
can anyone please aim me at e good wellpriced option preferably uk based.
Thanks.

 

[Mikerb]

I think the brakes on your bike are Shimano BR MT420.......pads for those brakes are Shimano D02S
If you take the existing pads out you will probably find that stamped on the them.