REAR RACK INSTALL: (these are included)
Quantity 4 - M5 (12mm long) bolts.
FENDERS INSTALL: (these are not included)
Quantity 6 - M5 (12mm long) bolts
Quantity 1 - M5 (80mm long) with washer and locking nut. (A slightly larger diameter bolt will fit here, you just need to verify, check the length, and make sure you have the same size locking nut.)
Concerning how to attach and where the bolts go, these pictures are helpful: