Prestacycle UniBlock PRO Cassette | 12-Speed Shimano for HG12 Freehub

— COMPATIBILITY —

• SHIFTING: Shimano
• FREEHUB: HG12, HG11, HG10 only
  (HG10 Requires our HG10 Lockring, not included)

— PERFORMANCE —

• ARC™ Maximum Performance 12 Speed Shifting
• Ultra-Strong ChroMoly 3D Structure
• Ultra-Light – less material needed
• Larger, better-distributed Freehub engagement
• Easier to Clean
• Red alloy locknut included