Briny River 2Pcs Thin Wall Bearing Bottom Bracket Bearing Suitable for Bicycles Skateboard Wheels Inline Skates and Motors (29x40x6.8mm)

Product size: The outer diameter of this bearing is 40mm, the inner diameter is 29mm, and the thickness is 6.8mm. Manual measurements, please allow slight errors. Applicability: This bearing is suitable for most bicycles. (Please confirm whether the product size is consistent with your needs) Wide application: These bearings can also be widely used in various small mechanical applications, including skateboard wheels, inline skates and electric motors. Excellent performance: The meticulous hand finishing and high-quality workmanship provide almost frictionless, vibration-free and silent rotation, making this bearing a wise choice for the most critical industrial equipment, where failure is never acceptable. Easy to install: Direct replacement without adjustment, perfect compatibility and high reliability.