Profile uses two different bearings in their cassette hub drivers:

A. 6802 (15MM ID x 24MM OD x 5MM W)

B. 6902 (15MM ID x 28MM OD x 7MM W)

Some drivers use all the same type of bearings and others use a combination. Following is a guide of what bearings are in different cassette drivers.

-Profile Racing Mini, Totem or Madera cassette hub drivers use four 6802 bearings.

-All Profile Racing Elite cassette hub drivers use two 6802 bearings & one 6902 bearing.

For over 35 years, Profile Racing parts have been the top choice for all types of BMX riding. Profile Racing is the single largest, most capable and most sophisticated manufacturer of high-end BMX bicycle components in the United States.