Shimano FC-R7100 105 double 12-speed chainset, HollowTech II 160 mm 50 / 34T, black R1 We will send you your

We will send you your personalised quote

Technical details

It is designed as a kids' helmet from scratch

Colour    Black

Shimano FC-R7100 105 double 12-speed chainset, HollowTech II 160 mm 50 / 34T, black R1 We will send you yourLightweight HollowTech II 105 12 speed chainset. Innovative HollowTech forged and anodised aluminium crank arms utilise a hollow design that minimises flex and keeps the weight low. The chainring teeth have been developed to work in conjunction with Hyperglide&plus 12 speed chains for increased contact to provide greater efficiency and improved power transfer. HollowTech II allows the bottom bracket bearings to be spaced wider apart, enabling the use