BK-5868- 8.01x11/15x12.7/23.90mm Shock-Eye Needle Bearing Kit sale these pulleys feature CN (tight

these pulleys feature CN (tight clearance) bearings in the upper pulley to maximize shifting accuracy and C4 (loose clearance) bearings in the lower pulley to allow for chain-line movement

bottom bracket bearing for some older square taper BBs

Professional quality

The double-row design greatly reduces flex in the axle of the rear hub

This bearing has primarily been used as a suspension pivot bearing

BK-5868- 8.01x11/15x12.7/23.90mm Shock-Eye Needle Bearing Kit sale these pulleys feature CN (tightBK 5868 8. 01x11 15x12. 7 23. 90mm Shock Eye Needle Bearing Kit This is a less common size of Shock Eye Needle Kit for 8mm mounting bolt, 15mm ID shock eye and 23. 90mm mount width. Full dimensions: Inner Race ID 8. 01mm Inner Race OD 11mm Inner Race Width 23. 90mm Needle Bearing OD 15mm Needle Bearing Width 12. 7mm (1 2) Overall Width 23. 90mm