• Shimano, SM-HB20, Lock Ring & Washer for 15/20mm TA hubs, Y26L98030
• Requires a 16 notch, 44mm diameter BB tool for installation
• Shimano, SM-HB20, Lock Ring & Washer for 15/20mm TA hubs, Y26L98030
• Requires a 16 notch, 44mm diameter BB tool for installation