- Shims press fit directly into BB30 or PF30 bottom brackets - WZ-9700 and 9800 for 24mm no -tapered spindle cranks, such as Shimano Hollowtech-II - WZ-9702 and 9802 for 24 to 22mm tapered GXP spindle cranks, such as SRAM and Truvativ - Easy to install and machined for exact fit based on industry standard BB30 or Pressfit 30 bottom bracket shells.
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