Dura-Ace R9100 SP41 Polymer-Coated Derailleur Cable Set Vendor_Garmin We designed these bikes with

We designed these bikes with our own kids in mind

Made from investment-cast steel

BBR60 Hollowtech II Bottom Brackets

and is a great choice for riders who like to sit upright on their bikes and shift more weight back to the saddle

Dura-Ace R9100 SP41 Polymer-Coated Derailleur Cable Set Vendor_Garmin We designed these bikes withShimano Dura Ace OT SP41 Housing & Polymer Cable Derailleur Set Polymer coated, stainless steel inner cable reduces the sliding resistance to achieve lighter and quicker operation and is rust resistant OT SP41 Housing is pre lubricated with silicone grease Sealed end caps to minimize dirt contamination Low friction polymer material on the cable may cause slippage at the cable fixing bolt after initial pre stretch for the cable is performed