Shimano BB-ES51 Bottom Bracket BSA Octalink 68 mm, 121 mm Black

Shimano BB-ES51 Octalink V2 Bottom Brackets

• Fits Shimano Octalink V2 Spline Cranksets
• Crankarm fixing bolts not included

• Bottom Bracket Shell I.D.: 1.37
• BB/Frame Interface: English
• BB Shell Width (mm): 68
• Weight: 270
• Spindle Interface Type: Shimano Octalink V2
• Spindle Length: 121
• Defined Color: Black