Platinum 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.
- • CNC machined hollow 6/4 Titanium axle for ISIS drive
- • Titanium nitride coated spindle
- • 2x double-row deep-groove full complement sealed cartridge bearing
- • Composite anti-creak sleeve
- • New improved external water seals