Samox English Bottom Bracket - English BSA 68/73mm For 24mm Spindle External BLK ModelNumber=K4887 The Shimano SM-RT64 disc brake

The Shimano SM-RT64 disc brake rotor delivers powerful and consistent braking performance in all riding conditions

280mm spoke weighs 4

Durable polymer construction

}Wheels Manufacturing Aluminum Headset Spacer - 1-1/8" 5mm Silver 5-pack

Samox English Bottom Bracket - English BSA 68/73mm For 24mm Spindle External BLK ModelNumber=K4887 The Shimano SM-RT64 disc brakeSamox Threaded bottom bracketRugged and lightweight aluminum external cups sealed cartridge bearing are smooth and protected from dirt and moisture Internal spindle spacer adds additional protection Bottom Bracket Shell I. D. 1. 37 BB Frame Interface English BB Shell Width (mm) 73 Spindle Interface Type Shimano Hollowtech II Defined Color Black