Garmin Varia Universal Seatpost Quarter Turn Mount 010-10644-12

- Mount your radar tail light or bike tail light (both sold separately) to a D-shaped, aero or round seatpost with this quarter-turn mount\n- Includes mount, 3 fitting shims and 2 o-rings\n- Compatible with round seatposts from 25.4 mm to 35.0 mm diameter; Aero and D-shaped seatpost compatibility varies by bike model