Enduro 6806 ABEC-3 Sealed Bearing. Direct replacement bearing for most BB30/PF30 OEM bottom brackets as well as all Wheels Mfg bottom brackets for 30mm spindle cranks. - Dimensions: OD: 42mm / ID: 30mm / Width: 7mm - ABEC-3 - Grade 10, 5/32" chromium steel balls - Kyodo Yushi SRL grease or equivalent - Enduro Part # BB 6806 LLB/C3 - Imported - Sold Bag of 2