Description
Minimal flex and low weight. A chainset with a slim body line and super smooth rotation combined with superior shifting performance to power you effortlessly along. Key Features: HollowTech II technology removes excess material while retaining maximum stiffness. Hollow forged, aluminium arms keep weight low. Anodised chainrings with 5 shifting pins. Chainring design improves pick-up and shifting performance. Designed for use with the CN-5701 directional chain. Compatible with 7900 Dura Ace and 6700 Ultegra systems. 53-39T chainrings. Isn't supplied with a bottom bracket. Weight: 777g (170mm - PBK Office scales). Available in black or silver finish. Please note: Image for illustration purposes only. 'SHIMANO 53-B' is etched onto the outer chain ring. This is small discrete white lettering for the black option and in black for the silver option.
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