RockShox Rear Shock Air Can Service Kit Basic Monarch Autosag Specialized B1 29 15X110 BOOST GLOSS BLACK - 35G (2020+) The exclusive 2 button design

The exclusive 2 button design lets you fully adjust the tempo of each flash mode to maximize motorist awareness

Customizable Screen No Touchscreen Yes GPS Yes Wristband Ivory - Silicone Primary Color White Watch Color Ivory Solar Charging No Connectivity ANT+ BT Battery Type Lithium Ion Heart Rate Monitor Yes

Works for 20"-29" size wheels

Carbon crank arms with foam core are extremely lightweight and provide maximum stiffness

RockShox Rear Shock Air Can Service Kit Basic Monarch Autosag Specialized B1 29 15X110 BOOST GLOSS BLACK - 35G (2020+) The exclusive 2 button designRockShox Rear Shock Air Can Service Kit Basic: Monarch with Autosag Specialized B1. Rear shock Basic Service Kits for repair and maintenance of Rockshox rear shocks. TECH SPECS keyword search monarch seal