Description:
This is NOT a Garmin original part, but match perfect.

Attach your Forerunner to your bike to collect workout data while cycling. Great for multisport workouts. The Forerunner quickly attaches to the bike mount for a clean transition from running to biking.

Compatible Devices: Approach® S1 North America Forerunner® 110 Forerunner® 210 Forerunner® 310XT Forerunner® 405 Forerunner® 405CX Forerunner® 410 Forerunner® 50 Forerunner® 610 Forerunner® 910XT 920XT Foretrex® 301 Foretrex® 401 FR60 ：Garmin Forerunner 405/410/610/310/910xt                 Garmin Forerunner 405cx 410 50 610 910xt 110 210 310xt More details pls check below info from GARMIN website: Package Included: 1pc x mount(BX880)