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Ships within 48 hours · Estimated delivery Sep 2 - Sep 7
5mm diameter material and good for MTB riders or touring
Velcro fitting suitable for arms or legs
the derailleur does not hit the chain stay in rough conditions
Battery： Lithium Polymer rechargeable battery
Fizik R4M Carbon BOA Shoes - Black/Yellow Smart Trainers 5mm diameter material and goodR4M offers a carefully crafted blend of comfort and light weight, fit, power transfer and aerodynamic efficiency. R4Ms single Boa IP1 A closure control is light, fast, secure, aerodynamic and comfortable and is complemented by a pair of light, neatly adjustable micro straps. The R4Ms injected carbon fiber outsole is stiff for power transfer and sculpted to aid aerodynamics. It combines with the proven supportive and comfortable fizi: k Cycling Insole
