Shimano's V1 compatible octalink bottom bracket. Recommended for V1 spline-compatible cranksets only. Not compatible with V2 or ISIS splined systems. Compatible with splined V1 Shimano Dura Ace®, Ultegra®, 105® and XTR® 22mm 8-splined hollow systems. Large diameter pipe billet spindle. Sealed Cartridge bearings. Splined spindle ends for increased joint strength.
|109.5 / English Threading||689228134522||1152|
|118.5 / English Threading||689228134546||1154|
|118.5 / Italian Threading||689228134553||1158|