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Ships within 48 hours · Estimated delivery Sep 20 - Sep 25
Important: This rack is designed to work with towballs following the ISO1103 standard
The cups are made from a reinforced polymer fiber material that are sealed to keep out dirt and other foreign matter to ensure maintenance free smooth operation every time
Accuracy <3%
Clean up and install your new pattern
Reduced shift times and pedaling shock
Shimano SM-BB72 Bottom Bracket Press-Fit Road 41mm Type_Child Important: This rack is designedHIMANO ULTEGRA Bottom Bracket Press Fit HOLLOWTECH II 86. 5 mm shell width With reliable SHIMANO bearings and seals, the SHIMANO ULTEGRA bottom bracket has a long service life. Optimum power transfer Lightweight maintains efficiency DURA ACE proven 4 arm design: Same stiffness and lighter weight 14 g lighter weight and half the friction of the SM BB6700, while maintaining the same durability Variety choice of gearing: 53 39T 52 36T 50 34T 46 36T