Race Face X-type Bottom Bracket Bicycle Ceramic Ball Bearing set auto air conditioning Dimension Value a 4-13/16" p

Dimension Value a 4-13/16" p 3-15/16" t 0

G10 loose balls offer high precision and are perfect for rebuilding ball races

Pre-greased for clean and easy installs

Featuring rubber seals on both sides and pre-lubricated with grease

the NU315EG inner diameter is 75mm

Race Face X-type Bottom Bracket Bicycle Ceramic Ball Bearing set auto air conditioning Dimension Value a 4-13/16" pHybrid Ceramic Deep Groove ball Bearings (steel rings with ceramic balls) Fits Race Face X type Bottom Bracket Bicycle Closures: Rubber Sealed Closure Side: Double Sided Seals Lubrication: Low Friction Grease Material: Corrosion Resistant Chrome Steel Balls: Low Friction Solid Ultra Light Ceramic Balls Brand: VXB Quantity: Set of two Bearings