DetailsPlatinum BBs:~ FSA's well-known and well-traveled ISIS spindle bottom brackets. Platinum series features a forged spindle. Platinum Pro has a lightweight CNC machined spindle. DH and MegaQuad BBs feature four bearings.
- • Forged hollow chromoly spindle for ISIS Drive
- • Integrated large ball bearing design
- • Composite anti-creak sleeve
- • Cold forged aluminium cups
- • New improved external water seals