Originally Posted by
atlantic90
Can you guys give me some reccomendations on what type of BB will fit my bike AND those sram x7 cranks I linked in the 1st post?Thanks again
To the crank you linked to or the crank you said you are buying?
A 30mm spindle crank cannot be used on your Rockhopper. The linked crank will work with a GXP BB like the one ColonelSanders shows.