Avid/ SRAM 20mm IS Disc Brake Adaptor Fits 180mm Front and 160mm Rear Rotors CheckoutSpec= Ceramic Material: Nickel-plated 4140 Chromoly steel

Material: Nickel-plated 4140 Chromoly steel

Battery Type Lithium Ion Heart Rate Monitor Yes Connectivity ANT+ BT SMART GPS Yes Wristband Amp Yellow/Black - Silicone Solar Charging No Primary Color Yellow Touchscreen Yes Watch Color Amp Yellow Customizable Screen Yes External Sensor Compatibility Speed/Cadence/HR

All mountain bike handlebars are 22

9mm max dimension is controlled by the Shimano spec

the incredibell Raijin boasts a remarkable sound level exceeding 85 decibels

Avid/ SRAM 20mm IS Disc Brake Adaptor Fits 180mm Front and 160mm Rear Rotors CheckoutSpec= Ceramic Material: Nickel-plated 4140 Chromoly steelAvid SRAM 20mm IS Disc Brake Adaptor Fits 180mm Front and 160mm Rear Rotors. Disc Brake Adapters TECH SPECS Brake Caliper Type Post Mount Mount Rotor Size Front IS 180 Rotor Mount Rotor Size Rear IS 160 Rotor