• Composite Cups
• ABEC-3 Ceramic Bearings
• Compatible with 24mm spindles
• 10mm bearing contact per side of the shell
• No spacers required
• Inner plastic o-rings and dust shields
• 41mm press-fit cup for 86.5mm shells
• Compatible on high-end frames by manufacturers such as Speedco, Haro, Redline, & Chase (carbon).