Oi Prima bike bell features Knog's signature wrap-around bell design along with the WAVETEK hammer technology. The whip of this hammer design helps to create a beautiful and consistent bell tone, while being built for robust and long-lasting use.

• Signature wrap-around bell design
• WAVETEK - the latest in bell technology
• Built to last with a robust spring design
• Beautiful tone that's loud but pleasant
• Small (22.2mm) / Large (23.8-31.8mm)
• 2 year warranty
• Grey