The ACS Crossfire External BB features bearings that mount outside the bottom bracket shell keeping the cartridge bearings bigger which allow them to spin better. Designed to work with all 24mm spindles.

• CNC Durable Forged Aluminum Cups
• Fits 24mm Spindles
• Weight: 95g (same on either model)

• Available in: Black, Red, Blue, White and Gold

• CNC Durable Forged Aluminum Cups
• Fits 24mm Spindles
• Weight: 95g (same on either model)

• Available in: Black, Red, Blue, White, Purple and Gold