SIGMA R1 DUO ANT+ / BLUETOOTH Smart HR transmitter w/ Comfortex+ Strap For Rox 4.0 and Rox 11.1 (20332) model_helmet-meta Discover the harmony of design

Discover the harmony of design and functionality as you explore a new level of comfort on your bike with this saddle

please refer to our compatibility chart for all models

GET MORE USE OUT OF BALANCE BIKES: Trybike 2-Wheel balance bikes are designed for kids from 2 years of age to start learning balancing before transitioning to regular bikes

PLEASE NOTE: Jacks not included

Arranged with premium strips of poplar for a lightweight and smooth flex with added beech hardwood stringers tip to tail through the inserts for power transfer and durability

SIGMA R1 DUO ANT+ / BLUETOOTH Smart HR transmitter w/ Comfortex+ Strap For Rox 4.0 and Rox 11.1 (20332) model_helmet-meta Discover the harmony of designR1 Duo Comfortex+ transmitter incl. chest strap for Rox 4. 0 and Rox 11. 1 EVO