Bottom Bracket Sealed Bearing 6903RS 17 X 30 X 7

Product description

• Deep groove geometry for high speeds and supporting both radial and axial loads
• Chrome steel for durability and resistance to deformity under heavy loads
• Rubber seals on both sides of the bearing to keep lubricant in and contaminants out
• Lubricated at manufacturer for no additional lubrication required
• Chrome steel cage evenly spaces the balls for even load distribution and prevents contact to reduce friction, vibrations, and noise